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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
972b88a8-f0d1-4123-9af5-a7b36dc46f0d | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/sudoku-validator.md | unknown | 70c493f0-6ae5-4b30-8f6d-58f2f6bd0cb3 | 5 | SemanticChunker@1.0.0 | d57ecbfa375178ca05f28e366b5b57a573f4516504816e26d8e3a071ca25f075 | [Approach > Performance]
## Performance
Even with such a brute-force approach, the **performance difference** is quite substantial. Here are my results with each of the implementations:
| Implementation | Runtime (ms) | Memory (MB) |
|-----------------|--------------|-------------|
| Original | 13 | 60.08 |
| No int... | unknown | unknown | [Approach > Performance]
## Performance
Even with such a brute-force approach, the **performance difference** is quite substantial. Here are my results with each of the implementations:
| Implementation | Runtime (ms) | Memory (MB) |
|-----------------|--------------|-------------|
| Original | 13 | 60.08 |
| No int... | [Approach > Performance]
## Performance
Even with such a brute-force approach, the **performance difference** is quite substantial. Here are my results with each of the implementations:
| Implementation | Runtime (ms) | Memory (MB) |
|-----------------|--------------|-------------|
| Original | 13 | 60.08 |
| No int... | code_snippets | ||
b3636011-b31e-465b-91a3-d21a3eebabe7 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/sudoku-validator.md | unknown | 70c493f0-6ae5-4b30-8f6d-58f2f6bd0cb3 | 3 | SemanticChunker@1.0.0 | 85a9a81ee1f5a3f4391d4b8c1c4d3d87608ad7ea7355fce483c12d5f2a9997b0 | [Optimization > Remove intermediate arrays]
### Remove intermediate arrays
One of the first things that stood out was the **creation of intermediate arrays**, especially `boardValues`. In the rows and sub-boxes check, it's entirely unnecessary. In the columns check, it can be replaced with `Array.prototype.reduce()` ... | unknown | unknown | [Optimization > Remove intermediate arrays]
### Remove intermediate arrays
One of the first things that stood out was the **creation of intermediate arrays**, especially `boardValues`. In the rows and sub-boxes check, it's entirely unnecessary. In the columns check, it can be replaced with `Array.prototype.reduce()` ... | [Optimization > Remove intermediate arrays]
### Remove intermediate arrays
One of the first things that stood out was the **creation of intermediate arrays**, especially `boardValues`. In the rows and sub-boxes check, it's entirely unnecessary. In the columns check, it can be replaced with `Array.prototype.reduce()` ... | code_snippets | ||
b50dfe60-e2dd-4e73-81ef-a649410d60db | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/sudoku-validator.md | unknown | 70c493f0-6ae5-4b30-8f6d-58f2f6bd0cb3 | 0 | SemanticChunker@1.0.0 | 5ad353100e9a9a0b41b328e1c2436fe56bee48b242b63a18548e9d05f29699aa | ---
title: Implementing a Sudoku validator in JavaScript
shortTitle: Sudoku Validator
language: javascript
tags: [algorithm,array]
cover: bhutan-building
excerpt: Sudoku is a logic-based combinatorial number-placement puzzle. This article discusses how to implement a Sudoku validator in JavaScript.
listed: true
dateMod... | unknown | unknown | ---
title: Implementing a Sudoku validator in JavaScript
shortTitle: Sudoku Validator
language: javascript
tags: [algorithm,array]
cover: bhutan-building
excerpt: Sudoku is a logic-based combinatorial number-placement puzzle. This article discusses how to implement a Sudoku validator in JavaScript.
listed: true
dateMod... | ---
title: Implementing a Sudoku validator in JavaScript
shortTitle: Sudoku Validator
language: javascript
tags: [algorithm,array]
cover: bhutan-building
excerpt: Sudoku is a logic-based combinatorial number-placement puzzle. This article discusses how to implement a Sudoku validator in JavaScript.
listed: true
dateMod... | code_snippets | ||
d0ec2602-17ce-40b0-9fc2-3c6d9639e3d9 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/sudoku-validator.md | unknown | 70c493f0-6ae5-4b30-8f6d-58f2f6bd0cb3 | 6 | SemanticChunker@1.0.0 | a73f9f76d69a763c442f6d709daee91f0fa6b8da06684a35472c94366c26dfa9 | [Performance > Conclusion]
### Conclusion
Coding challenges have a lot to teach us, in terms of **approaching problems**, as well as **optimizing our solutions**. Even if you aren't familiar with advanced techniques and are only just starting out, you can still advance your way of thinking and your skills by tackling... | unknown | unknown | [Performance > Conclusion]
### Conclusion
Coding challenges have a lot to teach us, in terms of **approaching problems**, as well as **optimizing our solutions**. Even if you aren't familiar with advanced techniques and are only just starting out, you can still advance your way of thinking and your skills by tackling... | [Performance > Conclusion]
### Conclusion
Coding challenges have a lot to teach us, in terms of **approaching problems**, as well as **optimizing our solutions**. Even if you aren't familiar with advanced techniques and are only just starting out, you can still advance your way of thinking and your skills by tackling... | code_snippets | ||
d8380cf9-9a33-41c9-9e55-79712cf2543a | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/sudoku-validator.md | unknown | 70c493f0-6ae5-4b30-8f6d-58f2f6bd0cb3 | 1 | SemanticChunker@1.0.0 | 78e94e14eef431dec76b2008d376b4d13978718dc544f8312fe2347f16cfd251 | [Approach]
## Approach
There are various ways to go about this, but we'll be using a simple **brute-force approach**, as I think there's still a lot to learn from **tackling the sub-box problem**, as well as **optimizing the solution** for the given input constraints.
One of the first things that came to mind was to... | unknown | unknown | [Approach]
## Approach
There are various ways to go about this, but we'll be using a simple **brute-force approach**, as I think there's still a lot to learn from **tackling the sub-box problem**, as well as **optimizing the solution** for the given input constraints.
One of the first things that came to mind was to... | [Approach]
## Approach
There are various ways to go about this, but we'll be using a simple **brute-force approach**, as I think there's still a lot to learn from **tackling the sub-box problem**, as well as **optimizing the solution** for the given input constraints.
One of the first things that came to mind was to... | code_snippets | ||
672cbac6-5349-45d7-a32d-39831cb25206 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/substring-generator.md | unknown | 0445f39a-a334-4beb-912f-ab545dc5cc59 | 1 | SemanticChunker@1.0.0 | 09838f41c4cb79abef399823598e4fd4708bb077924795ac0b6242372625f039 | [Left substring generator]
## Left substring generator
Using a `for...in` loop, we can iterate over the string, and `yield` each substring, starting at the beginning. We can use `String.prototype.slice()` to get the substring. In order to terminate early, we can use `String.prototype.length` to check if the string is... | unknown | unknown | [Left substring generator]
## Left substring generator
Using a `for...in` loop, we can iterate over the string, and `yield` each substring, starting at the beginning. We can use `String.prototype.slice()` to get the substring. In order to terminate early, we can use `String.prototype.length` to check if the string is... | [Left substring generator]
## Left substring generator
Using a `for...in` loop, we can iterate over the string, and `yield` each substring, starting at the beginning. We can use `String.prototype.slice()` to get the substring. In order to terminate early, we can use `String.prototype.length` to check if the string is... | code_snippets | ||
d0e26e3b-39d2-4bf5-b6a9-a8f37494a9eb | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/substring-generator.md | unknown | 0445f39a-a334-4beb-912f-ab545dc5cc59 | 0 | SemanticChunker@1.0.0 | acdc61634e58a27ddff5d432070a080b77905f6441d7bbe5f1d5c9003bf3eea7 | ---
title: How can I generate all partial substrings of a string in JavaScript?
shortTitle: Substring generator
language: javascript
tags: [string,generator]
cover: boutique-home-office-1
excerpt: Get all the partial substrings of a string in JavaScript using generator functions.
listed: true
dateModified: 2023-10-25
-... | unknown | unknown | ---
title: How can I generate all partial substrings of a string in JavaScript?
shortTitle: Substring generator
language: javascript
tags: [string,generator]
cover: boutique-home-office-1
excerpt: Get all the partial substrings of a string in JavaScript using generator functions.
listed: true
dateModified: 2023-10-25
-... | ---
title: How can I generate all partial substrings of a string in JavaScript?
shortTitle: Substring generator
language: javascript
tags: [string,generator]
cover: boutique-home-office-1
excerpt: Get all the partial substrings of a string in JavaScript using generator functions.
listed: true
dateModified: 2023-10-25
-... | code_snippets | ||
e41559d5-eb9d-4e41-a6e5-03eb58a2634b | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/substring-generator.md | unknown | 0445f39a-a334-4beb-912f-ab545dc5cc59 | 2 | SemanticChunker@1.0.0 | a7a2bdd2fa4a8e9bd708dd998bac5848f46920ef942ba22daab6998681464bc9 | [Left substring generator > Right substring generator]
## Right substring generator
The exact same technique with a `for...in` loop can be used when starting at the end of the string. Same as before, albeit with a slight modification, we can use `String.prototype.slice()` to get the substring. And again, we use `Stri... | unknown | unknown | [Left substring generator > Right substring generator]
## Right substring generator
The exact same technique with a `for...in` loop can be used when starting at the end of the string. Same as before, albeit with a slight modification, we can use `String.prototype.slice()` to get the substring. And again, we use `Stri... | [Left substring generator > Right substring generator]
## Right substring generator
The exact same technique with a `for...in` loop can be used when starting at the end of the string. Same as before, albeit with a slight modification, we can use `String.prototype.slice()` to get the substring. And again, we use `Stri... | code_snippets | ||
721dc007-25a9-4ef7-822d-7c814ec1de47 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/strip-html-tags.md | unknown | 61422aaf-909d-438c-bd26-af65332aa76c | 0 | SemanticChunker@1.0.0 | 205eb3d6425b2431c222d79d1e9a06b64d8b9ed41ff9ddaf08e355764e946591 | ---
title: Strip HTML tags using JavaScript
shortTitle: Strip HTML tags
language: javascript
tags: [string,regexp]
cover: coffee-phone-tray-3
excerpt: Use a regular expression to remove HTML/XML tags from a string.
listed: true
dateModified: 2024-03-15
---
I've often found myself in need of stripping HTML tags from a ... | unknown | unknown | ---
title: Strip HTML tags using JavaScript
shortTitle: Strip HTML tags
language: javascript
tags: [string,regexp]
cover: coffee-phone-tray-3
excerpt: Use a regular expression to remove HTML/XML tags from a string.
listed: true
dateModified: 2024-03-15
---
I've often found myself in need of stripping HTML tags from a ... | ---
title: Strip HTML tags using JavaScript
shortTitle: Strip HTML tags
language: javascript
tags: [string,regexp]
cover: coffee-phone-tray-3
excerpt: Use a regular expression to remove HTML/XML tags from a string.
listed: true
dateModified: 2024-03-15
---
I've often found myself in need of stripping HTML tags from a ... | code_snippets | ||
7e9d6ebd-54fd-4d64-b6f5-84a881a206d7 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/stringify-circular-json.md | unknown | 5f08a080-6e5f-4917-97fd-bea77058e2c8 | 0 | SemanticChunker@1.0.0 | 212cbbfecb534e007555d166a0c6de4e691d850462af9e5771128592880c6e6d | ---
title: Convert a JSON object with circular references to a JavaScript string
shortTitle: Convert circular JSON to string
language: javascript
tags: [object]
cover: waving-over-lake
excerpt: Circular JSON objects can't be serialized using `JSON.stringify()`, but you can use this trick to handle them.
listed: true
da... | unknown | unknown | ---
title: Convert a JSON object with circular references to a JavaScript string
shortTitle: Convert circular JSON to string
language: javascript
tags: [object]
cover: waving-over-lake
excerpt: Circular JSON objects can't be serialized using `JSON.stringify()`, but you can use this trick to handle them.
listed: true
da... | ---
title: Convert a JSON object with circular references to a JavaScript string
shortTitle: Convert circular JSON to string
language: javascript
tags: [object]
cover: waving-over-lake
excerpt: Circular JSON objects can't be serialized using `JSON.stringify()`, but you can use this trick to handle them.
listed: true
da... | code_snippets | ||
8cf56337-7f3d-41c2-a175-8889fb7cc785 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/string-to-words.md | unknown | c3a5abe3-1939-42ec-b6aa-372fee1791bc | 0 | SemanticChunker@1.0.0 | 2ff142922b90a6abae04cc3eeb1c41ce8d562d7e99010db45905851042443e69 | ---
title: Split a JavaScript string into words
shortTitle: Split string into words
language: javascript
tags: [string]
cover: sea-view-2
excerpt: Learn how to split a string into words, using the `Intl.Segmenter` API.
listed: true
dateModified: 2024-01-24
---
<baseline-support featureId="intl-segmenter">
</baseline-s... | unknown | unknown | ---
title: Split a JavaScript string into words
shortTitle: Split string into words
language: javascript
tags: [string]
cover: sea-view-2
excerpt: Learn how to split a string into words, using the `Intl.Segmenter` API.
listed: true
dateModified: 2024-01-24
---
<baseline-support featureId="intl-segmenter">
</baseline-s... | ---
title: Split a JavaScript string into words
shortTitle: Split string into words
language: javascript
tags: [string]
cover: sea-view-2
excerpt: Learn how to split a string into words, using the `Intl.Segmenter` API.
listed: true
dateModified: 2024-01-24
---
<baseline-support featureId="intl-segmenter">
</baseline-s... | code_snippets | ||
a68b4d9d-978c-402e-af49-ba86f82c781f | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/string-to-words.md | unknown | c3a5abe3-1939-42ec-b6aa-372fee1791bc | 1 | SemanticChunker@1.0.0 | 35ac4272f882cc9f1f830bca580fdf2b0366416766f5ee059a98a1ed54670131 | > [!NOTE]
>
> At the time of writing (January, 2024), `Intl.Segmenter` doesn't have perfect support across all browsers. Most notably, it's **not yet supported in Firefox**, although support seems to be just around the corner. Make sure to double check compatibility before using it in production. | unknown | unknown | > [!NOTE]
>
> At the time of writing (January, 2024), `Intl.Segmenter` doesn't have perfect support across all browsers. Most notably, it's **not yet supported in Firefox**, although support seems to be just around the corner. Make sure to double check compatibility before using it in production. | > [!NOTE]
>
> At the time of writing (January, 2024), `Intl.Segmenter` doesn't have perfect support across all browsers. Most notably, it's **not yet supported in Firefox**, although support seems to be just around the corner. Make sure to double check compatibility before using it in production. | code_snippets | ||
2298847d-c242-4cd0-a303-e948ba11a367 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/string-to-slug.md | unknown | c34f46d8-e3ce-4429-a6be-680ccfbec01d | 0 | SemanticChunker@1.0.0 | 32292104085f21692bb776727a3e206e97b766cb50f2aad091619f429c0e48fd | ---
title: Convert a string to a SEO-friendly slug with JavaScript
shortTitle: String to slug
language: javascript
tags: [string,regexp]
cover: collab-desk-2
excerpt: Learn how to easily convert any string to a SEO-friendly slug, using regular expressions.
listed: true
dateModified: 2024-02-05
---
**SEO** is important... | unknown | unknown | ---
title: Convert a string to a SEO-friendly slug with JavaScript
shortTitle: String to slug
language: javascript
tags: [string,regexp]
cover: collab-desk-2
excerpt: Learn how to easily convert any string to a SEO-friendly slug, using regular expressions.
listed: true
dateModified: 2024-02-05
---
**SEO** is important... | ---
title: Convert a string to a SEO-friendly slug with JavaScript
shortTitle: String to slug
language: javascript
tags: [string,regexp]
cover: collab-desk-2
excerpt: Learn how to easily convert any string to a SEO-friendly slug, using regular expressions.
listed: true
dateModified: 2024-02-05
---
**SEO** is important... | code_snippets | ||
61cca43b-061f-48b0-a6a4-abf127f8f348 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/string-to-boolean.md | unknown | d3a8b1a7-5662-4144-ae8a-4ede3f8a26d3 | 0 | SemanticChunker@1.0.0 | e52db6434c303765a6816375f1f79a1765ed713a7039d9e5de45d63849df2a4d | ---
title: Convert a string to a boolean
shortTitle: String to boolean
language: javascript
tags: [string,boolean,type]
cover: two-cities
excerpt: Have you ever tried to convert the string representation of a boolean to an actual boolean value? Here's a simple way to do it.
listed: true
dateModified: 2022-09-14
---
So... | unknown | unknown | ---
title: Convert a string to a boolean
shortTitle: String to boolean
language: javascript
tags: [string,boolean,type]
cover: two-cities
excerpt: Have you ever tried to convert the string representation of a boolean to an actual boolean value? Here's a simple way to do it.
listed: true
dateModified: 2022-09-14
---
So... | ---
title: Convert a string to a boolean
shortTitle: String to boolean
language: javascript
tags: [string,boolean,type]
cover: two-cities
excerpt: Have you ever tried to convert the string representation of a boolean to an actual boolean value? Here's a simple way to do it.
listed: true
dateModified: 2022-09-14
---
So... | code_snippets | ||
f645aa55-73f8-496a-833b-76e9a4dc7bc2 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/sum-powers-in-range.md | unknown | 2ba6b051-3cb6-4026-9fd7-48b78f818532 | 0 | SemanticChunker@1.0.0 | 33a6d495a6c3345755f702d9cad6caed03906c6c2ed43352f897914e99c3e76c | ---
title: Sum of powers in range
language: javascript
tags: [math]
cover: boat-port
excerpt: s the sum of the powers of all the numbers from `start` to `end` (both inclusive).
listed: true
dateModified: 2024-08-16
---
Calculating the **sum of the powers** of all the numbers from `start` to `end` (both inclusive) can ... | unknown | unknown | ---
title: Sum of powers in range
language: javascript
tags: [math]
cover: boat-port
excerpt: s the sum of the powers of all the numbers from `start` to `end` (both inclusive).
listed: true
dateModified: 2024-08-16
---
Calculating the **sum of the powers** of all the numbers from `start` to `end` (both inclusive) can ... | ---
title: Sum of powers in range
language: javascript
tags: [math]
cover: boat-port
excerpt: s the sum of the powers of all the numbers from `start` to `end` (both inclusive).
listed: true
dateModified: 2024-08-16
---
Calculating the **sum of the powers** of all the numbers from `start` to `end` (both inclusive) can ... | code_snippets | ||
428549e3-390e-49ab-91e6-b50faf6df0cc | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/string-starts-or-ends-with-substring.md | unknown | 2618c35b-3913-474a-b5f0-0eec9bf5f765 | 2 | SemanticChunker@1.0.0 | 16aee256e7627b663a517240cfc69a8b68cd828d9d31c004c71f69ec06ff6599 | [Check if a string starts with a substring of another string > Check if a string ends with a substring of another string]
## Check if a string ends with a substring of another string
We can use the same approach to check if a string ends with a substring of another string. The only difference is that we need to use `... | unknown | unknown | [Check if a string starts with a substring of another string > Check if a string ends with a substring of another string]
## Check if a string ends with a substring of another string
We can use the same approach to check if a string ends with a substring of another string. The only difference is that we need to use `... | [Check if a string starts with a substring of another string > Check if a string ends with a substring of another string]
## Check if a string ends with a substring of another string
We can use the same approach to check if a string ends with a substring of another string. The only difference is that we need to use `... | code_snippets | ||
43394627-5878-4c8a-b873-b3139e58d0f7 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/string-starts-or-ends-with-substring.md | unknown | 2618c35b-3913-474a-b5f0-0eec9bf5f765 | 0 | SemanticChunker@1.0.0 | 9d8264441fad58d0decb21bade5926688eff1733b167b8ac20db3dd660dfcbf8 | ---
title: How can I check if a string starts or ends with a substring of another string using JavaScript?
shortTitle: Starts or ends with substring
language: javascript
tags: [string]
cover: boutique-home-office-4
excerpt: Test if a string's start or end partially matches another string.
listed: true
dateModified: 202... | unknown | unknown | ---
title: How can I check if a string starts or ends with a substring of another string using JavaScript?
shortTitle: Starts or ends with substring
language: javascript
tags: [string]
cover: boutique-home-office-4
excerpt: Test if a string's start or end partially matches another string.
listed: true
dateModified: 202... | ---
title: How can I check if a string starts or ends with a substring of another string using JavaScript?
shortTitle: Starts or ends with substring
language: javascript
tags: [string]
cover: boutique-home-office-4
excerpt: Test if a string's start or end partially matches another string.
listed: true
dateModified: 202... | code_snippets | ||
cc35683a-a589-42dc-9a6e-0da131d81748 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/string-starts-or-ends-with-substring.md | unknown | 2618c35b-3913-474a-b5f0-0eec9bf5f765 | 1 | SemanticChunker@1.0.0 | 9d40abfa75a713ebccf499c13f34cd7d71033b5742a596de310f0f537b42aaf3 | [Check if a string starts with a substring of another string]
## Check if a string starts with a substring of another string
`String.prototype.startsWith()` allows us to easily check if a string **starts with a given substring**. Unfortunately, in the case of this problem, this is insufficient by itself. Instead, we ... | unknown | unknown | [Check if a string starts with a substring of another string]
## Check if a string starts with a substring of another string
`String.prototype.startsWith()` allows us to easily check if a string **starts with a given substring**. Unfortunately, in the case of this problem, this is insufficient by itself. Instead, we ... | [Check if a string starts with a substring of another string]
## Check if a string starts with a substring of another string
`String.prototype.startsWith()` allows us to easily check if a string **starts with a given substring**. Unfortunately, in the case of this problem, this is insufficient by itself. Instead, we ... | code_snippets | ||
19aec0b4-7a08-4789-b0b9-eae5f059d86d | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/take-elements-by-condition-from-array-start-or-end.md | unknown | e2f5fbaf-d083-4c7e-959e-072fcc4c844c | 0 | SemanticChunker@1.0.0 | 30aed0ce87069dc391dea6eff22fe8a02e573bd0b5def2067088c7bb01f5badb | ---
title: Get elements from the start or end of a JavaScript array by condition
shortTitle: Conditionally get array elements from start or end
language: javascript
tags: [array]
cover: sunset-textured-beach
excerpt: Learn how to get elements from the start or end of a JavaScript array by condition, using `Array.protot... | unknown | unknown | ---
title: Get elements from the start or end of a JavaScript array by condition
shortTitle: Conditionally get array elements from start or end
language: javascript
tags: [array]
cover: sunset-textured-beach
excerpt: Learn how to get elements from the start or end of a JavaScript array by condition, using `Array.protot... | ---
title: Get elements from the start or end of a JavaScript array by condition
shortTitle: Conditionally get array elements from start or end
language: javascript
tags: [array]
cover: sunset-textured-beach
excerpt: Learn how to get elements from the start or end of a JavaScript array by condition, using `Array.protot... | code_snippets | ||
bed66590-07c1-4a4f-9569-6a71696cf349 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/take-elements-by-condition-from-array-start-or-end.md | unknown | e2f5fbaf-d083-4c7e-959e-072fcc4c844c | 1 | SemanticChunker@1.0.0 | 1de9ee397a52a0c30df63004ebf34e7f01af226a5167bfc9af5740c8c043fda3 | [Get elements from the start of the array while condition is met]
## Get elements from the start of the array while condition is met
Modern JavaScript is full of useful array methods, which help us avoid writing `for...of` loops, which I personally find to be a bit old-fashioned. At the core of the problem we want to... | unknown | unknown | [Get elements from the start of the array while condition is met]
## Get elements from the start of the array while condition is met
Modern JavaScript is full of useful array methods, which help us avoid writing `for...of` loops, which I personally find to be a bit old-fashioned. At the core of the problem we want to... | [Get elements from the start of the array while condition is met]
## Get elements from the start of the array while condition is met
Modern JavaScript is full of useful array methods, which help us avoid writing `for...of` loops, which I personally find to be a bit old-fashioned. At the core of the problem we want to... | code_snippets | ||
f922d239-8b92-4538-8430-0284d9bfbb3e | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/take-elements-by-condition-from-array-start-or-end.md | unknown | e2f5fbaf-d083-4c7e-959e-072fcc4c844c | 2 | SemanticChunker@1.0.0 | fcb5ca337da88f0586edc7164bd194f6ace24abee6952c802606fa525eca7d56 | [Get elements from the start of the array while condition is met > Get elements from the end of the array while condition is met]
## Get elements from the end of the array while condition is met
Getting elements from the end of the array is pretty similar. To find the index, we'll have to use `Array.prototype.findLas... | unknown | unknown | [Get elements from the start of the array while condition is met > Get elements from the end of the array while condition is met]
## Get elements from the end of the array while condition is met
Getting elements from the end of the array is pretty similar. To find the index, we'll have to use `Array.prototype.findLas... | [Get elements from the start of the array while condition is met > Get elements from the end of the array while condition is met]
## Get elements from the end of the array while condition is met
Getting elements from the end of the array is pretty similar. To find the index, we'll have to use `Array.prototype.findLas... | code_snippets | ||
125e2714-4e21-4045-af0e-a33fa89d2a4c | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/take-n-elements-from-array-start-or-end.md | unknown | 3166f395-23d3-4ec7-a9a9-44e4c1919afb | 2 | SemanticChunker@1.0.0 | 693a4944791c99c02af4e52f6433aab46f61a41eec8b937f25859243042ac8fb | [Get the first N elements of an array > Get the last N elements of an array]
## Get the last N elements of an array
Getting the **last N elements** of an array is pretty similar. Passing a negative index to `Array.prototype.slice()` is all that's necessary to make this work.
```js
const takeRight = (arr, n = 1) => a... | unknown | unknown | [Get the first N elements of an array > Get the last N elements of an array]
## Get the last N elements of an array
Getting the **last N elements** of an array is pretty similar. Passing a negative index to `Array.prototype.slice()` is all that's necessary to make this work.
```js
const takeRight = (arr, n = 1) => a... | [Get the first N elements of an array > Get the last N elements of an array]
## Get the last N elements of an array
Getting the **last N elements** of an array is pretty similar. Passing a negative index to `Array.prototype.slice()` is all that's necessary to make this work.
```js
const takeRight = (arr, n = 1) => a... | code_snippets | ||
1bc116f5-5a3e-499b-9094-be9e0fa176e4 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/take-n-elements-from-array-start-or-end.md | unknown | 3166f395-23d3-4ec7-a9a9-44e4c1919afb | 1 | SemanticChunker@1.0.0 | f758348484aaae18a04987e2fe8fa4f45896d4a89f3a80b67766cf246c10e32b | [Get the first N elements of an array]
## Get the first N elements of an array
Starting simple, you might want to get the **first N elements** of an array. Using `Array.prototype.slice()` you can easily achieve this by passing `0` as the starting index and `n` as the ending index.
```js
const take = (arr, n = 1) => ... | unknown | unknown | [Get the first N elements of an array]
## Get the first N elements of an array
Starting simple, you might want to get the **first N elements** of an array. Using `Array.prototype.slice()` you can easily achieve this by passing `0` as the starting index and `n` as the ending index.
```js
const take = (arr, n = 1) => ... | [Get the first N elements of an array]
## Get the first N elements of an array
Starting simple, you might want to get the **first N elements** of an array. Using `Array.prototype.slice()` you can easily achieve this by passing `0` as the starting index and `n` as the ending index.
```js
const take = (arr, n = 1) => ... | code_snippets | ||
57294f36-5ad5-4aaf-91bc-18f7968a1f39 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/take-n-elements-from-array-start-or-end.md | unknown | 3166f395-23d3-4ec7-a9a9-44e4c1919afb | 0 | SemanticChunker@1.0.0 | 951ddca3147d94d8617b6e8c116df22d87a6db136b7548933a2b2b47a4431d24 | ---
title: Get N elements from the start or end of a JavaScript array
shortTitle: Get N array elements from start or end
language: javascript
tags: [array]
cover: interior-7
excerpt: Learn how to get the first or last N elements of a JavaScript array, using `Array.prototype.slice()`.
listed: true
dateModified: 2023-07-... | unknown | unknown | ---
title: Get N elements from the start or end of a JavaScript array
shortTitle: Get N array elements from start or end
language: javascript
tags: [array]
cover: interior-7
excerpt: Learn how to get the first or last N elements of a JavaScript array, using `Array.prototype.slice()`.
listed: true
dateModified: 2023-07-... | ---
title: Get N elements from the start or end of a JavaScript array
shortTitle: Get N array elements from start or end
language: javascript
tags: [array]
cover: interior-7
excerpt: Learn how to get the first or last N elements of a JavaScript array, using `Array.prototype.slice()`.
listed: true
dateModified: 2023-07-... | code_snippets | ||
0106969f-811e-4998-a43a-9c6018dc846f | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/sync-async.md | unknown | 9f214531-f60c-48c9-adcc-6ce6a53e5fc9 | 0 | SemanticChunker@1.0.0 | 4db59b2e6dc1b143846d770e9bf8cbb72a41398f5e6998582a017db0b6715939 | ---
title: What is the difference between synchronous and asynchronous code in JavaScript?
shortTitle: Synchronous vs asynchronous code
language: javascript
tags: [function,promises]
cover: pineapple-on-green
excerpt: Understanding the differences between synchronous and asynchronous code is a crucial piece of knowledg... | unknown | unknown | ---
title: What is the difference between synchronous and asynchronous code in JavaScript?
shortTitle: Synchronous vs asynchronous code
language: javascript
tags: [function,promises]
cover: pineapple-on-green
excerpt: Understanding the differences between synchronous and asynchronous code is a crucial piece of knowledg... | ---
title: What is the difference between synchronous and asynchronous code in JavaScript?
shortTitle: Synchronous vs asynchronous code
language: javascript
tags: [function,promises]
cover: pineapple-on-green
excerpt: Understanding the differences between synchronous and asynchronous code is a crucial piece of knowledg... | code_snippets | ||
2fe3efa1-8bc0-4fd6-97bf-60455b8728d5 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/ternary-operator.md | unknown | 0ef3f12d-b6b8-41eb-bd98-c60906c14813 | 0 | SemanticChunker@1.0.0 | 000720a06170cf10c2edfa22eb4273ea3e39029ab8d98fcbfd05920ead5336fb | ---
title: What is the ternary operator and how do I use it?
shortTitle: Ternary operation introduction
language: javascript
tags: [condition]
cover: red-succulent
excerpt: Learn everything you need to know about the conditional (ternary) operator and how to use it in JavaScript.
listed: true
dateModified: 2021-06-12
-... | unknown | unknown | ---
title: What is the ternary operator and how do I use it?
shortTitle: Ternary operation introduction
language: javascript
tags: [condition]
cover: red-succulent
excerpt: Learn everything you need to know about the conditional (ternary) operator and how to use it in JavaScript.
listed: true
dateModified: 2021-06-12
-... | ---
title: What is the ternary operator and how do I use it?
shortTitle: Ternary operation introduction
language: javascript
tags: [condition]
cover: red-succulent
excerpt: Learn everything you need to know about the conditional (ternary) operator and how to use it in JavaScript.
listed: true
dateModified: 2021-06-12
-... | code_snippets | ||
cac0a82a-cf56-4341-8ebe-f5934a6ef846 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/ternary-operator.md | unknown | 0ef3f12d-b6b8-41eb-bd98-c60906c14813 | 1 | SemanticChunker@1.0.0 | fd11594ff623deb9cce6ab9a32bb151412a5d72a771092d9d88d83b24240317d | Finally, you might be wondering why it's called the "ternary" operator. The word "ternary" is based on the [n-ary word setup](https://en.wikipedia.org/wiki/Arity) and means an operator with three operands (condition, expression to execute if truthy, expression to execute if falsy). | unknown | unknown | Finally, you might be wondering why it's called the "ternary" operator. The word "ternary" is based on the [n-ary word setup](https://en.wikipedia.org/wiki/Arity) and means an operator with three operands (condition, expression to execute if truthy, expression to execute if falsy). | Finally, you might be wondering why it's called the "ternary" operator. The word "ternary" is based on the [n-ary word setup](https://en.wikipedia.org/wiki/Arity) and means an operator with three operands (condition, expression to execute if truthy, expression to execute if falsy). | code_snippets | ||
a3e860cd-6dff-40ba-8de9-e7fe7f18e631 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/switch-object.md | unknown | bb3b9bc1-c8f6-42b9-ace7-f4e9f74a9c96 | 2 | SemanticChunker@1.0.0 | 06437e68138dbe5acb74c1523d3ae2e681f33eaa8e176d1909e2c0cb4d2c3dcd | ```js
const switchFn = (lookupObject, defaultCase = '_default') =>
expression => (lookupObject[expression] || lookupObject[defaultCase])();
const knownFruit = () => console.log('Known fruit');
const unknownFruit = () => console.log('Unknown fruit');
const logFruit = {
'apples': knownFruit,
'oranges': knownFruit,
... | unknown | unknown | ```js
const switchFn = (lookupObject, defaultCase = '_default') =>
expression => (lookupObject[expression] || lookupObject[defaultCase])();
const knownFruit = () => console.log('Known fruit');
const unknownFruit = () => console.log('Unknown fruit');
const logFruit = {
'apples': knownFruit,
'oranges': knownFruit,
... | ```js
const switchFn = (lookupObject, defaultCase = '_default') =>
expression => (lookupObject[expression] || lookupObject[defaultCase])();
const knownFruit = () => console.log('Known fruit');
const unknownFruit = () => console.log('Unknown fruit');
const logFruit = {
'apples': knownFruit,
'oranges': knownFruit,
... | code_snippets | ||
c539714c-2cd5-42bb-81af-e062c711e39c | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/switch-object.md | unknown | bb3b9bc1-c8f6-42b9-ace7-f4e9f74a9c96 | 0 | SemanticChunker@1.0.0 | a7b75efa178bcae7966ea5dad5f69b57f0d40e7de7372a731877ee852b6331ce | ---
title: Replacing JavaScript switch statement with object literals
shortTitle: Switch with object literals
language: javascript
tags: [object]
cover: rocky-lake
excerpt: JavaScript's `switch` statement often feels hard to remember and a little bit out of place. Maybe it's time to use object literals, instead.
listed... | unknown | unknown | ---
title: Replacing JavaScript switch statement with object literals
shortTitle: Switch with object literals
language: javascript
tags: [object]
cover: rocky-lake
excerpt: JavaScript's `switch` statement often feels hard to remember and a little bit out of place. Maybe it's time to use object literals, instead.
listed... | ---
title: Replacing JavaScript switch statement with object literals
shortTitle: Switch with object literals
language: javascript
tags: [object]
cover: rocky-lake
excerpt: JavaScript's `switch` statement often feels hard to remember and a little bit out of place. Maybe it's time to use object literals, instead.
listed... | code_snippets | ||
f4de5072-477e-4b33-9737-648dfb7d4d8e | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/switch-object.md | unknown | bb3b9bc1-c8f6-42b9-ace7-f4e9f74a9c96 | 1 | SemanticChunker@1.0.0 | 53a3c2fea0969d65495830caeb01a41c9cb1fbe26e4bcabd658310d8c528fde2 | ```js
let fruit = 'strawberries';
switch (fruit) {
case 'apples':
console.log('Apples');
break;
case 'oranges':
console.log('Oranges');
break;
default:
console.log('Unknown fruit');
}
// Logs: 'Unknown fruit'
const logFruit = {
'apples': () => console.log('Apples'),
'oranges': () => console.log('Oranges'),
... | unknown | unknown | ```js
let fruit = 'strawberries';
switch (fruit) {
case 'apples':
console.log('Apples');
break;
case 'oranges':
console.log('Oranges');
break;
default:
console.log('Unknown fruit');
}
// Logs: 'Unknown fruit'
const logFruit = {
'apples': () => console.log('Apples'),
'oranges': () => console.log('Oranges'),
... | ```js
let fruit = 'strawberries';
switch (fruit) {
case 'apples':
console.log('Apples');
break;
case 'oranges':
console.log('Oranges');
break;
default:
console.log('Unknown fruit');
}
// Logs: 'Unknown fruit'
const logFruit = {
'apples': () => console.log('Apples'),
'oranges': () => console.log('Oranges'),
... | code_snippets | ||
523681e1-0b03-49ed-982a-491901b77f25 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/swap-two-variables.md | unknown | c70e2bde-3a8e-4c0d-927c-569ccc565c6b | 0 | SemanticChunker@1.0.0 | 32e1b1ec1653009ccb5cfd5857674bf28a105ba19b409764ebac811a9cf586b4 | ---
title: How to swap two variables in JavaScript
shortTitle: Swap two variables
language: javascript
tags: [variables]
cover: mountain-lake-2
excerpt: Learn how to swap the values of two variables in JavaScript using a single line of ES6 code.
listed: true
dateModified: 2021-06-12
---
In the past, swapping the value... | unknown | unknown | ---
title: How to swap two variables in JavaScript
shortTitle: Swap two variables
language: javascript
tags: [variables]
cover: mountain-lake-2
excerpt: Learn how to swap the values of two variables in JavaScript using a single line of ES6 code.
listed: true
dateModified: 2021-06-12
---
In the past, swapping the value... | ---
title: How to swap two variables in JavaScript
shortTitle: Swap two variables
language: javascript
tags: [variables]
cover: mountain-lake-2
excerpt: Learn how to swap the values of two variables in JavaScript using a single line of ES6 code.
listed: true
dateModified: 2021-06-12
---
In the past, swapping the value... | code_snippets | ||
fa711e4a-f771-4dcd-a192-ddf9a54a3966 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/swap-case.md | unknown | 55f5af24-38db-45eb-9abe-766f7d1d7854 | 0 | SemanticChunker@1.0.0 | 5ee643febb003a84779ea050e67f49dc82c234e56d828046ed2c298545cc1aac | ---
title: Swapcase a JavaScript string
shortTitle: Swapcase string
language: javascript
tags: [string]
cover: mountain-lake-2
excerpt: Learn how to create a string with uppercase characters converted to lowercase and vice versa.
listed: true
dateModified: 2024-02-10
---
A fun little exercise I've seen in many beginne... | unknown | unknown | ---
title: Swapcase a JavaScript string
shortTitle: Swapcase string
language: javascript
tags: [string]
cover: mountain-lake-2
excerpt: Learn how to create a string with uppercase characters converted to lowercase and vice versa.
listed: true
dateModified: 2024-02-10
---
A fun little exercise I've seen in many beginne... | ---
title: Swapcase a JavaScript string
shortTitle: Swapcase string
language: javascript
tags: [string]
cover: mountain-lake-2
excerpt: Learn how to create a string with uppercase characters converted to lowercase and vice versa.
listed: true
dateModified: 2024-02-10
---
A fun little exercise I've seen in many beginne... | code_snippets | ||
0a8d854c-e51c-4e39-8a96-ab25da77c34e | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-codebase-refactoring.md | unknown | 4bab9125-b967-41ed-86b0-b05cfe80572c | 3 | SemanticChunker@1.0.0 | 04012454d2f8a84b94582ba0547e774b95e8b694d82ab8e40dc831bbc0ca2cb0 | [Refactoring process > Unnecessary options objects]
### Unnecessary options objects
Some of my intermediate abstractions were using **options objects**. Upon closer inspection, those weren't really necessary. Let's look at the example of groups:
```js title="src/group.js"
import { Segment, toSegments, joinSegments }... | unknown | unknown | [Refactoring process > Unnecessary options objects]
### Unnecessary options objects
Some of my intermediate abstractions were using **options objects**. Upon closer inspection, those weren't really necessary. Let's look at the example of groups:
```js title="src/group.js"
import { Segment, toSegments, joinSegments }... | [Refactoring process > Unnecessary options objects]
### Unnecessary options objects
Some of my intermediate abstractions were using **options objects**. Upon closer inspection, those weren't really necessary. Let's look at the example of groups:
```js title="src/group.js"
import { Segment, toSegments, joinSegments }... | code_snippets | ||
3a26ba8b-3e07-4500-9f40-f50768b73b51 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-codebase-refactoring.md | unknown | 4bab9125-b967-41ed-86b0-b05cfe80572c | 11 | SemanticChunker@1.0.0 | 3448a64dbd4f384f68d4d8114e37370d83c8b9a8535c221f4388dfa8b3e14947 | [Refactoring process > Minified bundle]
### Minified bundle
As promised, I'd like to release the **minified code** of the library. Let's update our Vite configuration to produce two builds - one raw and one minified:
```js title="vite.config.js"
import { dirname, resolve } from 'node:path';
import { fileURLToPath } ... | unknown | unknown | [Refactoring process > Minified bundle]
### Minified bundle
As promised, I'd like to release the **minified code** of the library. Let's update our Vite configuration to produce two builds - one raw and one minified:
```js title="vite.config.js"
import { dirname, resolve } from 'node:path';
import { fileURLToPath } ... | [Refactoring process > Minified bundle]
### Minified bundle
As promised, I'd like to release the **minified code** of the library. Let's update our Vite configuration to produce two builds - one raw and one minified:
```js title="vite.config.js"
import { dirname, resolve } from 'node:path';
import { fileURLToPath } ... | code_snippets | ||
3b664b17-97b7-47f1-82e3-e18dcd81a3f6 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-codebase-refactoring.md | unknown | 4bab9125-b967-41ed-86b0-b05cfe80572c | 7 | SemanticChunker@1.0.0 | d2fa3dfb7724db02d1b4fe942b6bd9515ff1c95b60b7e30acc6a591eb9bcc0d6 | [Refactoring process > Extracting common patterns]
### Extracting common patterns
There's another **commonality** between the creation utilities: they all join a bunch of expressions together, then wrap them in a prefix and/or suffix. We can extract this pattern into a [**higher-order function**](/js/s/higher-order-f... | unknown | unknown | [Refactoring process > Extracting common patterns]
### Extracting common patterns
There's another **commonality** between the creation utilities: they all join a bunch of expressions together, then wrap them in a prefix and/or suffix. We can extract this pattern into a [**higher-order function**](/js/s/higher-order-f... | [Refactoring process > Extracting common patterns]
### Extracting common patterns
There's another **commonality** between the creation utilities: they all join a bunch of expressions together, then wrap them in a prefix and/or suffix. We can extract this pattern into a [**higher-order function**](/js/s/higher-order-f... | code_snippets | ||
3c7ecdc3-5f81-4a94-a8e0-f2c2bb0a185e | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-codebase-refactoring.md | unknown | 4bab9125-b967-41ed-86b0-b05cfe80572c | 4 | SemanticChunker@1.0.0 | ad14cc26a8d2cacc27fdfdff798e7661b01e7bf084d3dafdc45def0aef375eb9 | [Refactoring process > Unnecessary options objects]
const toQuantifier = (expressions, suffix) =>
new Segment(`${nonCaptureGroup(...expressions).source}${suffix}`);
export const zeroOrOne = (...expressions) =>
toQuantifier(expressions, '?');
export const zeroOrOneLazy = (...expressions) =>
toQuantifier(expressions... | unknown | unknown | [Refactoring process > Unnecessary options objects]
const toQuantifier = (expressions, suffix) =>
new Segment(`${nonCaptureGroup(...expressions).source}${suffix}`);
export const zeroOrOne = (...expressions) =>
toQuantifier(expressions, '?');
export const zeroOrOneLazy = (...expressions) =>
toQuantifier(expressions... | [Refactoring process > Unnecessary options objects]
const toQuantifier = (expressions, suffix) =>
new Segment(`${nonCaptureGroup(...expressions).source}${suffix}`);
export const zeroOrOne = (...expressions) =>
toQuantifier(expressions, '?');
export const zeroOrOneLazy = (...expressions) =>
toQuantifier(expressions... | code_snippets | ||
533b082f-8089-4ee6-9db4-06f73c3c7ff1 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-codebase-refactoring.md | unknown | 4bab9125-b967-41ed-86b0-b05cfe80572c | 12 | SemanticChunker@1.0.0 | cf7ff57debbcab58558bd7d60f23269ebe0f1ea021c78b225865a242a1673d02 | [Refactoring goals > Conclusion]
## Conclusion
After a long journey, we've finally arrived at the end of this series. We've seen how TDD can help us design a user-centric API, implement it, bundle it with Vite and, finally, refactor it without worrying about breaking things.
I hope you've enjoyed the series as much ... | unknown | unknown | [Refactoring goals > Conclusion]
## Conclusion
After a long journey, we've finally arrived at the end of this series. We've seen how TDD can help us design a user-centric API, implement it, bundle it with Vite and, finally, refactor it without worrying about breaking things.
I hope you've enjoyed the series as much ... | [Refactoring goals > Conclusion]
## Conclusion
After a long journey, we've finally arrived at the end of this series. We've seen how TDD can help us design a user-centric API, implement it, bundle it with Vite and, finally, refactor it without worrying about breaking things.
I hope you've enjoyed the series as much ... | code_snippets | ||
5a231eea-4e49-4640-87f4-40d6f6969109 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-codebase-refactoring.md | unknown | 4bab9125-b967-41ed-86b0-b05cfe80572c | 9 | SemanticChunker@1.0.0 | e4a1350ff488fea5e53cb162d04ec83b4b609845625538b936c1898a63926ebf | [Refactoring process > Removing redundancy]
export const toCharacterSet = expression => {
if (Array.isArray(expression) && expression.length === 2)
return toSegments('', '', '-')(...expression);
return toSegments()(expression);
};
export const anythingFrom = toSegments('[', ']', '|', toCharacterSet);
export const ... | unknown | unknown | [Refactoring process > Removing redundancy]
export const toCharacterSet = expression => {
if (Array.isArray(expression) && expression.length === 2)
return toSegments('', '', '-')(...expression);
return toSegments()(expression);
};
export const anythingFrom = toSegments('[', ']', '|', toCharacterSet);
export const ... | [Refactoring process > Removing redundancy]
export const toCharacterSet = expression => {
if (Array.isArray(expression) && expression.length === 2)
return toSegments('', '', '-')(...expression);
return toSegments()(expression);
};
export const anythingFrom = toSegments('[', ']', '|', toCharacterSet);
export const ... | code_snippets | ||
61736a43-da3b-4087-8291-afdd93ad96a0 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-codebase-refactoring.md | unknown | 4bab9125-b967-41ed-86b0-b05cfe80572c | 8 | SemanticChunker@1.0.0 | e33cf74082de4cc0d3eee7cc5fd168875246283d07490c12a889cb01ecc0b3b0 | [Refactoring process > Removing redundancy]
### Removing redundancy
At this point, the creation utilities serve little to **no purpose**. We can **inline** them into the functions that call them and save a few more lines:
```js title="src/group.js"
import { wrapSegments } from './segment.js';
export const captureGr... | unknown | unknown | [Refactoring process > Removing redundancy]
### Removing redundancy
At this point, the creation utilities serve little to **no purpose**. We can **inline** them into the functions that call them and save a few more lines:
```js title="src/group.js"
import { wrapSegments } from './segment.js';
export const captureGr... | [Refactoring process > Removing redundancy]
### Removing redundancy
At this point, the creation utilities serve little to **no purpose**. We can **inline** them into the functions that call them and save a few more lines:
```js title="src/group.js"
import { wrapSegments } from './segment.js';
export const captureGr... | code_snippets | ||
74a35bcf-2858-40f7-8dd8-dff69bc03a54 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-codebase-refactoring.md | unknown | 4bab9125-b967-41ed-86b0-b05cfe80572c | 10 | SemanticChunker@1.0.0 | 0054f42ce046667e15fdaa2fc402d0ffbab09f28db66a7f560ca57038ac9afa1 | [Refactoring process > Removing redundancy]
```
And that's pretty much all I could think of to refactor. Let's see how we did!
## Results
It's definitely easy to see that the code is significantly shorter. I don't really think we sacrificed too much readability, either. If anything, you now need to read through and... | unknown | unknown | [Refactoring process > Removing redundancy]
```
And that's pretty much all I could think of to refactor. Let's see how we did!
## Results
It's definitely easy to see that the code is significantly shorter. I don't really think we sacrificed too much readability, either. If anything, you now need to read through and... | [Refactoring process > Removing redundancy]
```
And that's pretty much all I could think of to refactor. Let's see how we did!
## Results
It's definitely easy to see that the code is significantly shorter. I don't really think we sacrificed too much readability, either. If anything, you now need to read through and... | code_snippets | ||
80c84bf2-270a-4126-a468-d0cbba78fabc | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-codebase-refactoring.md | unknown | 4bab9125-b967-41ed-86b0-b05cfe80572c | 0 | SemanticChunker@1.0.0 | c7e97161d8a9ced918a789df2794566069ab0558d6b2d1da1454d0ff8ea2dc4e | ---
title: Using Test-Driven Development to refactor a JavaScript project
shortTitle: Refactoring a codebase
language: javascript
tags: [webdev,regexp,function]
cover: succulent-11
excerpt: In the last installment of the series, we'll refactor our codebase to reduce bundle size and complexity, while making it more main... | unknown | unknown | ---
title: Using Test-Driven Development to refactor a JavaScript project
shortTitle: Refactoring a codebase
language: javascript
tags: [webdev,regexp,function]
cover: succulent-11
excerpt: In the last installment of the series, we'll refactor our codebase to reduce bundle size and complexity, while making it more main... | ---
title: Using Test-Driven Development to refactor a JavaScript project
shortTitle: Refactoring a codebase
language: javascript
tags: [webdev,regexp,function]
cover: succulent-11
excerpt: In the last installment of the series, we'll refactor our codebase to reduce bundle size and complexity, while making it more main... | code_snippets | ||
d1fc4c2e-8e26-4e82-8e5e-d17caf0e7bd3 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-codebase-refactoring.md | unknown | 4bab9125-b967-41ed-86b0-b05cfe80572c | 1 | SemanticChunker@1.0.0 | 3c9ae797394c68692030d22da222ea0cc62f92b8ab42acb8a0938a05a6018824 | [Refactoring goals]
## Refactoring goals
The main goals of this refactoring are threefold: reduce **complexity**, make the code **less error-prone**, and make the code **more maintainable**. As a health metric, we'll be aiming to keep **readability** at about the same level. We'll also be leaning quite heavily on the... | unknown | unknown | [Refactoring goals]
## Refactoring goals
The main goals of this refactoring are threefold: reduce **complexity**, make the code **less error-prone**, and make the code **more maintainable**. As a health metric, we'll be aiming to keep **readability** at about the same level. We'll also be leaning quite heavily on the... | [Refactoring goals]
## Refactoring goals
The main goals of this refactoring are threefold: reduce **complexity**, make the code **less error-prone**, and make the code **more maintainable**. As a health metric, we'll be aiming to keep **readability** at about the same level. We'll also be leaning quite heavily on the... | code_snippets | ||
d6744861-e7e3-4aee-98ec-b4912e8c77c4 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-codebase-refactoring.md | unknown | 4bab9125-b967-41ed-86b0-b05cfe80572c | 5 | SemanticChunker@1.0.0 | 790484f37cecfda6069adccb3e9ccab665cfc8f1978bee1eccd334fd694c30b4 | [Refactoring process > Merging functions]
### Merging functions
At this point, `joinSegments` is only ever called in tandem with `toSegments`. It stands to reason that these two functions, simple as they are, could be **merged into a single function**. Let's do that:
```js title="src/segment.js"
export const joinSeg... | unknown | unknown | [Refactoring process > Merging functions]
### Merging functions
At this point, `joinSegments` is only ever called in tandem with `toSegments`. It stands to reason that these two functions, simple as they are, could be **merged into a single function**. Let's do that:
```js title="src/segment.js"
export const joinSeg... | [Refactoring process > Merging functions]
### Merging functions
At this point, `joinSegments` is only ever called in tandem with `toSegments`. It stands to reason that these two functions, simple as they are, could be **merged into a single function**. Let's do that:
```js title="src/segment.js"
export const joinSeg... | code_snippets | ||
db6d4a6d-3810-4a98-8f56-68ad0d03bd69 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-codebase-refactoring.md | unknown | 4bab9125-b967-41ed-86b0-b05cfe80572c | 2 | SemanticChunker@1.0.0 | 8cdd6dd5cf46082d2b62b0647e21396db6d361cf1f8badba67a51d2d1c3432e6 | [Refactoring goals > Refactoring process]
## Refactoring process
Like I said, I started by taking a long hard look at the code. Where could one spot complexity that wasn't really necessary? What patterns could be extracted into abstractions?
> [!NOTE]
>
> Some details of the refactoring process have been omitted for... | unknown | unknown | [Refactoring goals > Refactoring process]
## Refactoring process
Like I said, I started by taking a long hard look at the code. Where could one spot complexity that wasn't really necessary? What patterns could be extracted into abstractions?
> [!NOTE]
>
> Some details of the refactoring process have been omitted for... | [Refactoring goals > Refactoring process]
## Refactoring process
Like I said, I started by taking a long hard look at the code. Where could one spot complexity that wasn't really necessary? What patterns could be extracted into abstractions?
> [!NOTE]
>
> Some details of the refactoring process have been omitted for... | code_snippets | ||
f505ec2a-ab0e-4e05-a108-56431f125719 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-codebase-refactoring.md | unknown | 4bab9125-b967-41ed-86b0-b05cfe80572c | 6 | SemanticChunker@1.0.0 | fd2d8924752c97ee392a650ea3c4428614929a7091d053158dcdc1aa81be5f1b | [Refactoring process > Merging functions]
```js title="src/quantifiers.js"
import { Segment } from './segment.js';
import { nonCaptureGroup } from './group.js';
const toQuantifier = suffix => (...expressions) =>
new Segment(`${nonCaptureGroup(...expressions).source}${suffix}`);
export const zeroOrOne = toQuantifier... | unknown | unknown | [Refactoring process > Merging functions]
```js title="src/quantifiers.js"
import { Segment } from './segment.js';
import { nonCaptureGroup } from './group.js';
const toQuantifier = suffix => (...expressions) =>
new Segment(`${nonCaptureGroup(...expressions).source}${suffix}`);
export const zeroOrOne = toQuantifier... | [Refactoring process > Merging functions]
```js title="src/quantifiers.js"
import { Segment } from './segment.js';
import { nonCaptureGroup } from './group.js';
const toQuantifier = suffix => (...expressions) =>
new Segment(`${nonCaptureGroup(...expressions).source}${suffix}`);
export const zeroOrOne = toQuantifier... | code_snippets | ||
7678c4eb-c810-4fee-ad6c-ddffa3de0436 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/superset-subset-of-array.md | unknown | d86897ec-9e2c-4cbd-9577-b6c3d2826f6a | 0 | SemanticChunker@1.0.0 | bc0a63bd6a25d9c1570614ae25630b3f70c5f0d737815704f08ceb49e465050e | ---
title: How can I check if an array is a superset of another array in JavaScript?
shortTitle: Superset
language: javascript
tags: [array]
cover: waves-from-above-2
excerpt: Check if an iterable is a superset of another one, excluding duplicate values.
listed: true
dateModified: 2024-01-01
---
A **superset** is a se... | unknown | unknown | ---
title: How can I check if an array is a superset of another array in JavaScript?
shortTitle: Superset
language: javascript
tags: [array]
cover: waves-from-above-2
excerpt: Check if an iterable is a superset of another one, excluding duplicate values.
listed: true
dateModified: 2024-01-01
---
A **superset** is a se... | ---
title: How can I check if an array is a superset of another array in JavaScript?
shortTitle: Superset
language: javascript
tags: [array]
cover: waves-from-above-2
excerpt: Check if an iterable is a superset of another one, excluding duplicate values.
listed: true
dateModified: 2024-01-01
---
A **superset** is a se... | code_snippets | ||
1a488894-d9de-405b-9859-da855a3e4f4b | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 21 | SemanticChunker@1.0.0 | ce31e95f876eb4ba3ffcc9c8f477115012525668465244b5ec4bfef2c6a867b4 | [API design recap > Conclusion]
## Conclusion
Phew! That was quite a long journey, but I think the library is now ready for use. Using TDD and a carefully designed API before starting out, the library took shape easily and quickly. The resulting bundle is small and the code is easy to read and understand. Next time, ... | unknown | unknown | [API design recap > Conclusion]
## Conclusion
Phew! That was quite a long journey, but I think the library is now ready for use. Using TDD and a carefully designed API before starting out, the library took shape easily and quickly. The resulting bundle is small and the code is easy to read and understand. Next time, ... | [API design recap > Conclusion]
## Conclusion
Phew! That was quite a long journey, but I think the library is now ready for use. Using TDD and a carefully designed API before starting out, the library took shape easily and quickly. The resulting bundle is small and the code is easy to read and understand. Next time, ... | code_snippets | ||
21cbbbb7-6ff8-4b4d-b6e6-577463a368c3 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 3 | SemanticChunker@1.0.0 | c19759cdd3528f56fb96de5688842797476a0b427b4332645fef2f9ba54c1f39 | [API implementation > Regular expression patterns]
### Regular expression patterns
My initial approach hinged on creating a pattern class that could be used to build regular expressions. This approach assumed that any pattern should be possible to test on its own (thus making TDD more feasible). Therefore, I started ... | unknown | unknown | [API implementation > Regular expression patterns]
### Regular expression patterns
My initial approach hinged on creating a pattern class that could be used to build regular expressions. This approach assumed that any pattern should be possible to test on its own (thus making TDD more feasible). Therefore, I started ... | [API implementation > Regular expression patterns]
### Regular expression patterns
My initial approach hinged on creating a pattern class that could be used to build regular expressions. This approach assumed that any pattern should be possible to test on its own (thus making TDD more feasible). Therefore, I started ... | code_snippets | ||
2e24e88e-0934-4e32-a8df-75766f496ae1 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 20 | SemanticChunker@1.0.0 | d87de34cf60f4bde69255451cb41c5a83c0cc2fb4304ff853c9faa52ed433cd5 | [Exports > Publishing to npm]
### Publishing to npm
Finally, we can **publish our package to npm**. We'll need to specify a few things in our `package.json` first to make sure the right files are included and the package is importable as an ES module:
```json title="package.json"
{
"name": "readex",
"type": "modul... | unknown | unknown | [Exports > Publishing to npm]
### Publishing to npm
Finally, we can **publish our package to npm**. We'll need to specify a few things in our `package.json` first to make sure the right files are included and the package is importable as an ES module:
```json title="package.json"
{
"name": "readex",
"type": "modul... | [Exports > Publishing to npm]
### Publishing to npm
Finally, we can **publish our package to npm**. We'll need to specify a few things in our `package.json` first to make sure the right files are included and the package is importable as an ES module:
```json title="package.json"
{
"name": "readex",
"type": "modul... | code_snippets | ||
3457f0d1-ac6a-4c08-976e-598ec1f1e544 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 0 | SemanticChunker@1.0.0 | a30cec90db5228a30a0a1d1d5db686d1432619e34fa35055eb71d4a9e1ce0a04 | ---
title: Implementing a library for readable regular expressions in JavaScript
shortTitle: Implementing a RegEx library
language: javascript
tags: [webdev,regexp,testing]
cover: succulent-7
excerpt: Having set up our environment and designed the API, it's time to implement the RegExp library we've been planning, usin... | unknown | unknown | ---
title: Implementing a library for readable regular expressions in JavaScript
shortTitle: Implementing a RegEx library
language: javascript
tags: [webdev,regexp,testing]
cover: succulent-7
excerpt: Having set up our environment and designed the API, it's time to implement the RegExp library we've been planning, usin... | ---
title: Implementing a library for readable regular expressions in JavaScript
shortTitle: Implementing a RegEx library
language: javascript
tags: [webdev,regexp,testing]
cover: succulent-7
excerpt: Having set up our environment and designed the API, it's time to implement the RegExp library we've been planning, usin... | code_snippets | ||
3bbb4f75-b2f3-44df-b50a-1e85ae8c8649 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 6 | SemanticChunker@1.0.0 | fc8c0b1d670b525a2574b4c692935dea085d5f6ac41dc23631ef236ddf437a9d | [Regular expression patterns > Reusable utilities]
#### Reusable utilities
After building a `toSegment` function, I realized I needed a way to **join segments**, too. I also seemed to need a way to map an array of patterns to segments.
```js title="spec/segment.test.js"
import { describe, it, expect } from 'vitest';... | unknown | unknown | [Regular expression patterns > Reusable utilities]
#### Reusable utilities
After building a `toSegment` function, I realized I needed a way to **join segments**, too. I also seemed to need a way to map an array of patterns to segments.
```js title="spec/segment.test.js"
import { describe, it, expect } from 'vitest';... | [Regular expression patterns > Reusable utilities]
#### Reusable utilities
After building a `toSegment` function, I realized I needed a way to **join segments**, too. I also seemed to need a way to map an array of patterns to segments.
```js title="spec/segment.test.js"
import { describe, it, expect } from 'vitest';... | code_snippets | ||
49937a85-a755-4def-858e-2b05ec31e319 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 19 | SemanticChunker@1.0.0 | 983ac2ca9b08ed3fc1649d507f14584c15f7b2430df82aa5f3b9d869daf9cb76 | [Exports > Building the code]
### Building the code
We'll also add a `build` **script** to our `package.json` before we can bundle our code:
```json title="package.json"
{
"scripts": {
"build": "vite build"
}
}
```
Then, we can finally run the `build` script:
```shell
npm run build
```
This results in the fol... | unknown | unknown | [Exports > Building the code]
### Building the code
We'll also add a `build` **script** to our `package.json` before we can bundle our code:
```json title="package.json"
{
"scripts": {
"build": "vite build"
}
}
```
Then, we can finally run the `build` script:
```shell
npm run build
```
This results in the fol... | [Exports > Building the code]
### Building the code
We'll also add a `build` **script** to our `package.json` before we can bundle our code:
```json title="package.json"
{
"scripts": {
"build": "vite build"
}
}
```
Then, we can finally run the `build` script:
```shell
npm run build
```
This results in the fol... | code_snippets | ||
49d5e96b-ad67-4347-8eed-c2e37254fa30 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 16 | SemanticChunker@1.0.0 | 3c9f264afd8edf50cd777e87a5f2625802f93c7e2fe97bfc50bd27d96515257b | [API implementation > Lookarounds]
After implementing the main function, I went ahead and updated all the test cases to replace the `toRegExp` function with `readEx`. This way, I could make sure that the final implementation worked as expected. I also wrote a bunch of [integration tests](https://github.com/Chalarangel... | unknown | unknown | [API implementation > Lookarounds]
After implementing the main function, I went ahead and updated all the test cases to replace the `toRegExp` function with `readEx`. This way, I could make sure that the final implementation worked as expected. I also wrote a bunch of [integration tests](https://github.com/Chalarangel... | [API implementation > Lookarounds]
After implementing the main function, I went ahead and updated all the test cases to replace the `toRegExp` function with `readEx`. This way, I could make sure that the final implementation worked as expected. I also wrote a bunch of [integration tests](https://github.com/Chalarangel... | code_snippets | ||
6748af94-481b-4cb4-9e1d-400f6bc2d58f | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 15 | SemanticChunker@1.0.0 | b09626ef811989ee0c75525bbd94bcbca3947acb7fd15d69368598a6c5996764 | [API implementation > Lookarounds]
To make this happen, I settled on a `toCharacterSet` utility function, which would handle the conversion of range patterns to `Segment` objects. From that point onward, it was just a matter of building the `anythingFrom` and `anythingBut` functions.
```js title="src/characterSet.js"... | unknown | unknown | [API implementation > Lookarounds]
To make this happen, I settled on a `toCharacterSet` utility function, which would handle the conversion of range patterns to `Segment` objects. From that point onward, it was just a matter of building the `anythingFrom` and `anythingBut` functions.
```js title="src/characterSet.js"... | [API implementation > Lookarounds]
To make this happen, I settled on a `toCharacterSet` utility function, which would handle the conversion of range patterns to `Segment` objects. From that point onward, it was just a matter of building the `anythingFrom` and `anythingBut` functions.
```js title="src/characterSet.js"... | code_snippets | ||
8e4e0e73-5740-4f86-abb1-be34990b5b74 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 2 | SemanticChunker@1.0.0 | d1557ba5ff3ca0c6f3f2ba4bdd19e20388fe4783e7f4a43881c5c543dc3d3df2 | [API design recap > API implementation]
## API implementation
For the API implementation, I'll once again focus on the **decision-making** part of the process. The implementation is either trivial or too complex, depending on your skill level and experience. I'll try to explain the reasoning behind the decisions I ma... | unknown | unknown | [API design recap > API implementation]
## API implementation
For the API implementation, I'll once again focus on the **decision-making** part of the process. The implementation is either trivial or too complex, depending on your skill level and experience. I'll try to explain the reasoning behind the decisions I ma... | [API design recap > API implementation]
## API implementation
For the API implementation, I'll once again focus on the **decision-making** part of the process. The implementation is either trivial or too complex, depending on your skill level and experience. I'll try to explain the reasoning behind the decisions I ma... | code_snippets | ||
9424771c-de12-4c33-86f4-72648902349d | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 1 | SemanticChunker@1.0.0 | d86569467af2ac96f7939db5e71f323e63ed7d585d8d856eb2aaa234841e2f2f | [API design recap]
## API design recap
Let's quickly recap the decisions we've made in terms of the project and the API so far. The project itself is a **simplified, readable and reusable API** on top of the regular expression <dfn title="A domain-specific language (DSL) is a computer language specialized to a partic... | unknown | unknown | [API design recap]
## API design recap
Let's quickly recap the decisions we've made in terms of the project and the API so far. The project itself is a **simplified, readable and reusable API** on top of the regular expression <dfn title="A domain-specific language (DSL) is a computer language specialized to a partic... | [API design recap]
## API design recap
Let's quickly recap the decisions we've made in terms of the project and the API so far. The project itself is a **simplified, readable and reusable API** on top of the regular expression <dfn title="A domain-specific language (DSL) is a computer language specialized to a partic... | code_snippets | ||
9794128f-c0b9-4872-a29f-8eed64269343 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 12 | SemanticChunker@1.0.0 | a0bb04c5833361f2c2b3118078cbe6caab5d5faf6f0b52b08f36688339e8b48c | [API implementation > Lookarounds]
```
> [!NOTE]
>
> Tests are omitted here, for brevity, as they're not too different from the ones for groups.
### Quantifiers
The meat of the implementation seemed to be quantifiers. After all, they're the most common building blocks. Tests were a blessing here, especially the one... | unknown | unknown | [API implementation > Lookarounds]
```
> [!NOTE]
>
> Tests are omitted here, for brevity, as they're not too different from the ones for groups.
### Quantifiers
The meat of the implementation seemed to be quantifiers. After all, they're the most common building blocks. Tests were a blessing here, especially the one... | [API implementation > Lookarounds]
```
> [!NOTE]
>
> Tests are omitted here, for brevity, as they're not too different from the ones for groups.
### Quantifiers
The meat of the implementation seemed to be quantifiers. After all, they're the most common building blocks. Tests were a blessing here, especially the one... | code_snippets | ||
9ebc7073-1ba8-45f1-afe1-d415254e9069 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 11 | SemanticChunker@1.0.0 | 5b39aafa0983899241a0a9eb5c0e13b18e78bc2c90bd5e0bdc2f3da4d404475a | [API implementation > Lookarounds]
### Lookarounds
@[Quick refresher](/js/s/6-regexp-tricks#lookaheads)
Lookaheads and lookbehinds followed a very similar pattern. I wrote some tests, implemented a reusable creation utility, and created the necessary building blocks. The only point of note here is the use of the `co... | unknown | unknown | [API implementation > Lookarounds]
### Lookarounds
@[Quick refresher](/js/s/6-regexp-tricks#lookaheads)
Lookaheads and lookbehinds followed a very similar pattern. I wrote some tests, implemented a reusable creation utility, and created the necessary building blocks. The only point of note here is the use of the `co... | [API implementation > Lookarounds]
### Lookarounds
@[Quick refresher](/js/s/6-regexp-tricks#lookaheads)
Lookaheads and lookbehinds followed a very similar pattern. I wrote some tests, implemented a reusable creation utility, and created the necessary building blocks. The only point of note here is the use of the `co... | code_snippets | ||
a26df976-48a4-4846-92d3-0f8f24664689 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 10 | SemanticChunker@1.0.0 | 40bb11b7137d30d123dd940c647475f3be9687ba1a382ba5cb24917e4340a0bf | [API implementation > Groups]
```
Apart from passing all tests, I wanted to make sure there's a **shared group creation utility**, which I'll call `toGroup`. This made sure that I didn't repeat myself too much.
```js title="src/group.js"
import { Segment, toSegments, joinSegments } from './segment.js';
const toGrou... | unknown | unknown | [API implementation > Groups]
```
Apart from passing all tests, I wanted to make sure there's a **shared group creation utility**, which I'll call `toGroup`. This made sure that I didn't repeat myself too much.
```js title="src/group.js"
import { Segment, toSegments, joinSegments } from './segment.js';
const toGrou... | [API implementation > Groups]
```
Apart from passing all tests, I wanted to make sure there's a **shared group creation utility**, which I'll call `toGroup`. This made sure that I didn't repeat myself too much.
```js title="src/group.js"
import { Segment, toSegments, joinSegments } from './segment.js';
const toGrou... | code_snippets | ||
ba4d4a1f-712f-4ab4-b4f4-0fb13b8b658e | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 9 | SemanticChunker@1.0.0 | eed35222fbdaf959ae554493049ef04968b5dd137769cb3f0c4766b5d3d30c9f | [API implementation > Groups]
### Groups
Groups are the next logical step, as they'll allow us to write more complex patterns (hint: we need the non-capturing group in several places).
```js title="spec/groups.test.js"
import { describe, it, expect } from 'vitest';
import './matchers.js';
// Temporary test setup, u... | unknown | unknown | [API implementation > Groups]
### Groups
Groups are the next logical step, as they'll allow us to write more complex patterns (hint: we need the non-capturing group in several places).
```js title="spec/groups.test.js"
import { describe, it, expect } from 'vitest';
import './matchers.js';
// Temporary test setup, u... | [API implementation > Groups]
### Groups
Groups are the next logical step, as they'll allow us to write more complex patterns (hint: we need the non-capturing group in several places).
```js title="spec/groups.test.js"
import { describe, it, expect } from 'vitest';
import './matchers.js';
// Temporary test setup, u... | code_snippets | ||
bb718c8d-abd4-450b-8a24-14aeccfa3cd8 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 5 | SemanticChunker@1.0.0 | 9105a647cff7f644cbc08ac65866c610c0460439a1f5046531decb89d6f67c57 | [API implementation > Regular expression patterns]
```
> [!TIP]
>
> I've covered [escaping special characters in regulars expressions](/js/s/escape-reg-exp/) in the past.
```js title="src/segment.js"
import { sanitize } from './sanitize.js';
//...
export const toSegment = expression => {
if (expression instanceof... | unknown | unknown | [API implementation > Regular expression patterns]
```
> [!TIP]
>
> I've covered [escaping special characters in regulars expressions](/js/s/escape-reg-exp/) in the past.
```js title="src/segment.js"
import { sanitize } from './sanitize.js';
//...
export const toSegment = expression => {
if (expression instanceof... | [API implementation > Regular expression patterns]
```
> [!TIP]
>
> I've covered [escaping special characters in regulars expressions](/js/s/escape-reg-exp/) in the past.
```js title="src/segment.js"
import { sanitize } from './sanitize.js';
//...
export const toSegment = expression => {
if (expression instanceof... | code_snippets | ||
be2660a0-217e-4740-b5dc-042b57da7a5c | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 14 | SemanticChunker@1.0.0 | e77711c2f2e13e1331ec64431b8940e1245ff2b1f954c60042041ab32ffbc722 | [API implementation > Lookarounds]
```
### Character sets
Ranges and character sets are the last building blocks I wanted to implement. As these functions can accept **range patterns**, we need to make sure, these work as expected, hence a few more test cases to be sure.
```js title="spec/characterSets.test.js"
imp... | unknown | unknown | [API implementation > Lookarounds]
```
### Character sets
Ranges and character sets are the last building blocks I wanted to implement. As these functions can accept **range patterns**, we need to make sure, these work as expected, hence a few more test cases to be sure.
```js title="spec/characterSets.test.js"
imp... | [API implementation > Lookarounds]
```
### Character sets
Ranges and character sets are the last building blocks I wanted to implement. As these functions can accept **range patterns**, we need to make sure, these work as expected, hence a few more test cases to be sure.
```js title="spec/characterSets.test.js"
imp... | code_snippets | ||
d0797203-9690-4275-9a5e-31eb885dc45b | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 8 | SemanticChunker@1.0.0 | 3fd4066f7727515eb60db54b3d42a3f84468de65dac2d1ca2010c35f63b88fdf | [API implementation > Backreferences]
### Backreferences
Let's also get backreferences out of the way, as they're another trivial piece of code to write, even if using them feels like a more advanced technique.
```js title="spec/backReference.test.js"
import { describe, it, expect } from 'vitest';
// Temporary test... | unknown | unknown | [API implementation > Backreferences]
### Backreferences
Let's also get backreferences out of the way, as they're another trivial piece of code to write, even if using them feels like a more advanced technique.
```js title="spec/backReference.test.js"
import { describe, it, expect } from 'vitest';
// Temporary test... | [API implementation > Backreferences]
### Backreferences
Let's also get backreferences out of the way, as they're another trivial piece of code to write, even if using them feels like a more advanced technique.
```js title="spec/backReference.test.js"
import { describe, it, expect } from 'vitest';
// Temporary test... | code_snippets | ||
e2a6d0b0-9258-4dff-b5d6-ed3c7fbafe23 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 17 | SemanticChunker@1.0.0 | 5ae005d32bc967575fe32990dfca89d6b79b3d4016d0afe0ce7531003afc90eb | [API design recap > Exports]
## Exports
Finally, I exported all the building blocks and the main function from the `index.js` file. This way, I could bundle everything up in a nice neat package.
```js title="src/index.js"
export * from './readEx.js';
export * from './backReference.js';
export * from './group.js';
ex... | unknown | unknown | [API design recap > Exports]
## Exports
Finally, I exported all the building blocks and the main function from the `index.js` file. This way, I could bundle everything up in a nice neat package.
```js title="src/index.js"
export * from './readEx.js';
export * from './backReference.js';
export * from './group.js';
ex... | [API design recap > Exports]
## Exports
Finally, I exported all the building blocks and the main function from the `index.js` file. This way, I could bundle everything up in a nice neat package.
```js title="src/index.js"
export * from './readEx.js';
export * from './backReference.js';
export * from './group.js';
ex... | code_snippets | ||
ea158c81-3f98-4e05-8105-32df2417d578 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 7 | SemanticChunker@1.0.0 | 4fe2dc1dca475269e705ff70227e75ff1bfad7e6735268e3aab0dc12ec6fefe1 | [Regular expression patterns > Reusable utilities]
```
This simple, albeit a little inelegant solution, fixed my tests and allowed me to move on to the next part of the implementation. With a `joinSegments` function in place, I could start building **reusable building blocks for patterns**.
## Reusable abstractions
... | unknown | unknown | [Regular expression patterns > Reusable utilities]
```
This simple, albeit a little inelegant solution, fixed my tests and allowed me to move on to the next part of the implementation. With a `joinSegments` function in place, I could start building **reusable building blocks for patterns**.
## Reusable abstractions
... | [Regular expression patterns > Reusable utilities]
```
This simple, albeit a little inelegant solution, fixed my tests and allowed me to move on to the next part of the implementation. With a `joinSegments` function in place, I could start building **reusable building blocks for patterns**.
## Reusable abstractions
... | code_snippets | ||
ef3aa25a-fab6-4894-ae85-49553815cd68 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 4 | SemanticChunker@1.0.0 | 49d91c6a0b88990a3f6b1bf532c7ceb56788a10d825111efae9273069dae1e7e | [API implementation > Regular expression patterns]
it('should work with a string', () => {
expect(new Segment('abc')).toMatch('abc');
});
it('should work with another segment', () => {
expect(new Segment(new Segment('abc'))).toMatch('abc');
});
});
```
#### Sanitization & conversion
One core thing I had to de... | unknown | unknown | [API implementation > Regular expression patterns]
it('should work with a string', () => {
expect(new Segment('abc')).toMatch('abc');
});
it('should work with another segment', () => {
expect(new Segment(new Segment('abc'))).toMatch('abc');
});
});
```
#### Sanitization & conversion
One core thing I had to de... | [API implementation > Regular expression patterns]
it('should work with a string', () => {
expect(new Segment('abc')).toMatch('abc');
});
it('should work with another segment', () => {
expect(new Segment(new Segment('abc'))).toMatch('abc');
});
});
```
#### Sanitization & conversion
One core thing I had to de... | code_snippets | ||
f26d5bdd-a54d-4045-8fc3-e567b0ba1a1c | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 18 | SemanticChunker@1.0.0 | 1c7943fbe945c8422e4f6ac363d1b6f37113df3dba962e9f57c56594c7f14ca9 | [API design recap > Exports]
I've based this configuration off of [Vite's library mode](https://vite.dev/guide/build.html#library-mode) documentation. The `lib` object specifies the entry point, the library name, the output file name, and the format. We're using ES modules for compatibility with modern browsers and No... | unknown | unknown | [API design recap > Exports]
I've based this configuration off of [Vite's library mode](https://vite.dev/guide/build.html#library-mode) documentation. The `lib` object specifies the entry point, the library name, the output file name, and the format. We're using ES modules for compatibility with modern browsers and No... | [API design recap > Exports]
I've based this configuration off of [Vite's library mode](https://vite.dev/guide/build.html#library-mode) documentation. The `lib` object specifies the entry point, the library name, the output file name, and the format. We're using ES modules for compatibility with modern browsers and No... | code_snippets | ||
f8401e6d-9f2a-4eb9-8317-bc69eeed0133 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tdd-library-implementation-with-vite-vitest.md | unknown | c06e374a-e736-4004-b016-cc7814c1e44e | 13 | SemanticChunker@1.0.0 | f7d6a641670c896927177770bf1021e84820ebdcce913016c960fba88b601fb1 | [API implementation > Lookarounds]
```js title="src/quantifiers.js"
import { Segment, toSegments } from './segment.js';
import { nonCaptureGroup } from './group.js';
const toQuantifier = (expressions, { suffix, lazy } = {}) => {
const expression = nonCaptureGroup(...toSegments(...expressions)).source;
return new Se... | unknown | unknown | [API implementation > Lookarounds]
```js title="src/quantifiers.js"
import { Segment, toSegments } from './segment.js';
import { nonCaptureGroup } from './group.js';
const toQuantifier = (expressions, { suffix, lazy } = {}) => {
const expression = nonCaptureGroup(...toSegments(...expressions)).source;
return new Se... | [API implementation > Lookarounds]
```js title="src/quantifiers.js"
import { Segment, toSegments } from './segment.js';
import { nonCaptureGroup } from './group.js';
const toQuantifier = (expressions, { suffix, lazy } = {}) => {
const expression = nonCaptureGroup(...toSegments(...expressions)).source;
return new Se... | code_snippets | ||
150dad45-beca-4370-a560-b018732ba831 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/to-roman-numeral.md | unknown | 1df15a14-74e2-4a8e-b465-2301dc0e56da | 0 | SemanticChunker@1.0.0 | daba569e0fa19e2b8369d7c60e978b12e1d1d05c9a96e876c1528d1ffb7429c2 | ---
title: Convert an integer to a roman numeral in JavaScript
shortTitle: Integer to roman numeral
language: javascript
tags: [number]
cover: ancient-greek-building
excerpt: Roman numerals are often used for stylistic reasons, but converting an integer to a roman numeral can be a bit tricky.
listed: true
dateModified:... | unknown | unknown | ---
title: Convert an integer to a roman numeral in JavaScript
shortTitle: Integer to roman numeral
language: javascript
tags: [number]
cover: ancient-greek-building
excerpt: Roman numerals are often used for stylistic reasons, but converting an integer to a roman numeral can be a bit tricky.
listed: true
dateModified:... | ---
title: Convert an integer to a roman numeral in JavaScript
shortTitle: Integer to roman numeral
language: javascript
tags: [number]
cover: ancient-greek-building
excerpt: Roman numerals are often used for stylistic reasons, but converting an integer to a roman numeral can be a bit tricky.
listed: true
dateModified:... | code_snippets | ||
0a510a5d-448e-48f4-8f2d-66cfd7200a96 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/transform-object-keys.md | unknown | be79d1a8-673c-488e-9e99-ce9673953104 | 5 | SemanticChunker@1.0.0 | 6a57a8c9a73af40f15315ec2e7460ca1811a17d7f65b454377901f75727ea637 | [Map object keys > Transform object keys using a function]
## Transform object keys using a function
Subsequently, you might want to completely transform the keys of an object using a function. In that case, you can apply a function against an **accumulator** and each key in the object (from left to right) using `Obj... | unknown | unknown | [Map object keys > Transform object keys using a function]
## Transform object keys using a function
Subsequently, you might want to completely transform the keys of an object using a function. In that case, you can apply a function against an **accumulator** and each key in the object (from left to right) using `Obj... | [Map object keys > Transform object keys using a function]
## Transform object keys using a function
Subsequently, you might want to completely transform the keys of an object using a function. In that case, you can apply a function against an **accumulator** and each key in the object (from left to right) using `Obj... | code_snippets | ||
4c32ea5b-2bec-488e-995b-a7417b4b109f | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/transform-object-keys.md | unknown | be79d1a8-673c-488e-9e99-ce9673953104 | 2 | SemanticChunker@1.0.0 | e7c81ccdb9c4a6a39dfc11a45ef8b42d3f0d2581fed755457cd800a007976642 | [Map object keys > Deep map object keys]
### Deep map object keys
The previous snippet only works for the keys at the **first level** of the object. In order to transform nested keys, you'll have to use **recursion**.
Again, using `Object.keys()` to iterate over the object's keys, you can use `Array.prototype.reduce... | unknown | unknown | [Map object keys > Deep map object keys]
### Deep map object keys
The previous snippet only works for the keys at the **first level** of the object. In order to transform nested keys, you'll have to use **recursion**.
Again, using `Object.keys()` to iterate over the object's keys, you can use `Array.prototype.reduce... | [Map object keys > Deep map object keys]
### Deep map object keys
The previous snippet only works for the keys at the **first level** of the object. In order to transform nested keys, you'll have to use **recursion**.
Again, using `Object.keys()` to iterate over the object's keys, you can use `Array.prototype.reduce... | code_snippets | ||
6a68c9ce-e321-4707-aaa4-5f985f4cc3f3 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/transform-object-keys.md | unknown | be79d1a8-673c-488e-9e99-ce9673953104 | 1 | SemanticChunker@1.0.0 | b00a4bed2256a7fe5b51ca70634e41f3707b25e59563d5556edd2b57f266eb2f | [Map object keys]
## Map object keys
Given an object and a function, you can generate a new object by mapping the keys of the original object using the provided function.
In order to do so, you can use `Object.keys()` to iterate over the object's keys and `Array.prototype.reduce()` to create a new object with the sa... | unknown | unknown | [Map object keys]
## Map object keys
Given an object and a function, you can generate a new object by mapping the keys of the original object using the provided function.
In order to do so, you can use `Object.keys()` to iterate over the object's keys and `Array.prototype.reduce()` to create a new object with the sa... | [Map object keys]
## Map object keys
Given an object and a function, you can generate a new object by mapping the keys of the original object using the provided function.
In order to do so, you can use `Object.keys()` to iterate over the object's keys and `Array.prototype.reduce()` to create a new object with the sa... | code_snippets | ||
83c5d158-3d44-4786-9efb-0a59de3e83ee | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/transform-object-keys.md | unknown | be79d1a8-673c-488e-9e99-ce9673953104 | 3 | SemanticChunker@1.0.0 | 28890384c94cb80ada828d7a5057f765b546ae4494585c46fd016c139bfe24a7 | [Map object keys > Rename object keys]
## Rename object keys
one of the simplest transformations is **renaming the keys** of an object. You can use `Object.keys()` in combination with `Array.prototype.reduce()` and the spread operator (`...`) to get the object's keys and rename them according to a given **dictionary*... | unknown | unknown | [Map object keys > Rename object keys]
## Rename object keys
one of the simplest transformations is **renaming the keys** of an object. You can use `Object.keys()` in combination with `Array.prototype.reduce()` and the spread operator (`...`) to get the object's keys and rename them according to a given **dictionary*... | [Map object keys > Rename object keys]
## Rename object keys
one of the simplest transformations is **renaming the keys** of an object. You can use `Object.keys()` in combination with `Array.prototype.reduce()` and the spread operator (`...`) to get the object's keys and rename them according to a given **dictionary*... | code_snippets | ||
f64c58ef-d2a9-407e-908f-dd46b4d0b81a | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/transform-object-keys.md | unknown | be79d1a8-673c-488e-9e99-ce9673953104 | 4 | SemanticChunker@1.0.0 | bda7337de8a5ef29938da4494413433bc2d0da460f667148c8a534c409403030 | [Map object keys > Symbolize object keys]
## Symbolize object keys
**Symbols** are often underused in JavaScript, but they can be very useful for creating unique keys. In order to symbolize the keys of an object, you can use `Object.keys()` to get the keys of the object and `Array.prototype.reduce()` to create a new ... | unknown | unknown | [Map object keys > Symbolize object keys]
## Symbolize object keys
**Symbols** are often underused in JavaScript, but they can be very useful for creating unique keys. In order to symbolize the keys of an object, you can use `Object.keys()` to get the keys of the object and `Array.prototype.reduce()` to create a new ... | [Map object keys > Symbolize object keys]
## Symbolize object keys
**Symbols** are often underused in JavaScript, but they can be very useful for creating unique keys. In order to symbolize the keys of an object, you can use `Object.keys()` to get the keys of the object and `Array.prototype.reduce()` to create a new ... | code_snippets | ||
ff8d53d5-7ed4-4f3c-b9e6-6e8e919e369c | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/transform-object-keys.md | unknown | be79d1a8-673c-488e-9e99-ce9673953104 | 0 | SemanticChunker@1.0.0 | 4a17eb664fa2970b1f8229c5ca7aee34565c5b0b68839393ce2bffbdde5dc101 | ---
title: Transform the keys of a JavaScript object
shortTitle: Transform object keys
language: javascript
tags: [object, recursion]
cover: symmetry-cloudy-mountain
excerpt: Learn how to perform various transformations on the keys of a JavaScript object.
listed: true
dateModified: 2024-02-19
---
JavaScript objects ar... | unknown | unknown | ---
title: Transform the keys of a JavaScript object
shortTitle: Transform object keys
language: javascript
tags: [object, recursion]
cover: symmetry-cloudy-mountain
excerpt: Learn how to perform various transformations on the keys of a JavaScript object.
listed: true
dateModified: 2024-02-19
---
JavaScript objects ar... | ---
title: Transform the keys of a JavaScript object
shortTitle: Transform object keys
language: javascript
tags: [object, recursion]
cover: symmetry-cloudy-mountain
excerpt: Learn how to perform various transformations on the keys of a JavaScript object.
listed: true
dateModified: 2024-02-19
---
JavaScript objects ar... | code_snippets | ||
19ba3c60-5892-4360-874d-cad6c82b3a43 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/toggle-array-element.md | unknown | c9ad08ec-64c3-42dd-9ad7-24c36e6c0ba3 | 2 | SemanticChunker@1.0.0 | 1da0fa9ee76c31a42d78741d3fd9e24f3546b37e37aed2c561956a52853cd550 | [Remove or append an element in an array of primitives > Remove or append an element in an array of objects]
## Remove or append an element in an array of objects
When working with arrays of objects, you can use a similar approach. However, you'll need to provide a **comparison function** to determine if the object a... | unknown | unknown | [Remove or append an element in an array of primitives > Remove or append an element in an array of objects]
## Remove or append an element in an array of objects
When working with arrays of objects, you can use a similar approach. However, you'll need to provide a **comparison function** to determine if the object a... | [Remove or append an element in an array of primitives > Remove or append an element in an array of objects]
## Remove or append an element in an array of objects
When working with arrays of objects, you can use a similar approach. However, you'll need to provide a **comparison function** to determine if the object a... | code_snippets | ||
a22dac43-a023-4f1d-a427-f08f9564240b | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/toggle-array-element.md | unknown | c9ad08ec-64c3-42dd-9ad7-24c36e6c0ba3 | 0 | SemanticChunker@1.0.0 | 0d1acb9487333d7819d1adfed5554cc00d0f4f54a7316095ae53fe78c82f3ef0 | ---
title: Toggle element in a JavaScript array
shortTitle: Toggle array element
language: javascript
tags: [array]
cover: digital-nomad-7
excerpt: Remove an element from an array if it's included in the array, or push it to the array if it isn't.
listed: true
dateModified: 2024-03-23
---
I've often found myself needi... | unknown | unknown | ---
title: Toggle element in a JavaScript array
shortTitle: Toggle array element
language: javascript
tags: [array]
cover: digital-nomad-7
excerpt: Remove an element from an array if it's included in the array, or push it to the array if it isn't.
listed: true
dateModified: 2024-03-23
---
I've often found myself needi... | ---
title: Toggle element in a JavaScript array
shortTitle: Toggle array element
language: javascript
tags: [array]
cover: digital-nomad-7
excerpt: Remove an element from an array if it's included in the array, or push it to the array if it isn't.
listed: true
dateModified: 2024-03-23
---
I've often found myself needi... | code_snippets | ||
ffed55bb-8332-4226-87d8-b9c70247570b | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/toggle-array-element.md | unknown | c9ad08ec-64c3-42dd-9ad7-24c36e6c0ba3 | 1 | SemanticChunker@1.0.0 | 549c84d79114eeca467016ba38a58d56e6878c0fb7378789a772e0aad7cebe51 | [Remove or append an element in an array of primitives]
## Remove or append an element in an array of primitives
Using `Array.prototype.includes()`, you can **check if the element is already in the array**. If it is, you can use `Array.prototype.filter()` to **remove** it. If it's not, you can use the spread operator... | unknown | unknown | [Remove or append an element in an array of primitives]
## Remove or append an element in an array of primitives
Using `Array.prototype.includes()`, you can **check if the element is already in the array**. If it is, you can use `Array.prototype.filter()` to **remove** it. If it's not, you can use the spread operator... | [Remove or append an element in an array of primitives]
## Remove or append an element in an array of primitives
Using `Array.prototype.includes()`, you can **check if the element is already in the array**. If it is, you can use `Array.prototype.filter()` to **remove** it. If it's not, you can use the spread operator... | code_snippets | ||
0fd7f035-ce2d-4308-bc3f-1ebfe313e996 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/timeout-interval-delay.md | unknown | 8689d379-082a-4b45-87fe-c6db85e7f07c | 0 | SemanticChunker@1.0.0 | 70d02beb50f811b3b9eebe8f9b7c89f725f185cfc9bcc499d6f1af76f42ceed6 | ---
title: How delays work in JavaScript timing functions
shortTitle: Delays in JavaScript timing functions
language: javascript
tags: [browser,timeout]
cover: river-house-lights
excerpt: Did you know that the delay of `setTimeout()` and `setInterval()` is merely a suggestion?
listed: true
dateModified: 2022-10-26
---
... | unknown | unknown | ---
title: How delays work in JavaScript timing functions
shortTitle: Delays in JavaScript timing functions
language: javascript
tags: [browser,timeout]
cover: river-house-lights
excerpt: Did you know that the delay of `setTimeout()` and `setInterval()` is merely a suggestion?
listed: true
dateModified: 2022-10-26
---
... | ---
title: How delays work in JavaScript timing functions
shortTitle: Delays in JavaScript timing functions
language: javascript
tags: [browser,timeout]
cover: river-house-lights
excerpt: Did you know that the delay of `setTimeout()` and `setInterval()` is merely a suggestion?
listed: true
dateModified: 2022-10-26
---
... | code_snippets | ||
3d5f34b2-321e-4876-897c-b65b5ef06afd | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/timeout-interval-delay.md | unknown | 8689d379-082a-4b45-87fe-c6db85e7f07c | 2 | SemanticChunker@1.0.0 | 8457f6edfec0ee8ff7d897e96b4fbcc30cdc4e25e3d2a6158a1b76cb713589ca | [Delays are not exact > Browser factors]
## Browser factors
Apart from engine-related delays, there are a few other factors that play a role in the actual delay of a task. Briefly, these are:
- Browsers **throttle nested timeouts and intervals** with a delay of at least 4ms, but this can vary depending on the browse... | unknown | unknown | [Delays are not exact > Browser factors]
## Browser factors
Apart from engine-related delays, there are a few other factors that play a role in the actual delay of a task. Briefly, these are:
- Browsers **throttle nested timeouts and intervals** with a delay of at least 4ms, but this can vary depending on the browse... | [Delays are not exact > Browser factors]
## Browser factors
Apart from engine-related delays, there are a few other factors that play a role in the actual delay of a task. Briefly, these are:
- Browsers **throttle nested timeouts and intervals** with a delay of at least 4ms, but this can vary depending on the browse... | code_snippets | ||
e767bf52-57ff-40bf-a124-3305be0d58b6 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/timeout-interval-delay.md | unknown | 8689d379-082a-4b45-87fe-c6db85e7f07c | 1 | SemanticChunker@1.0.0 | 4c9ee6cc4417a3fb41c1e85729096e5d5c3f20f028c953cd2874448051c500a2 | [Delays are not exact]
## Delays are not exact
I went into detail about how JavaScript engines execute code in [the Event Loop explanation](/js/s/event-loop-explained), but let me recap here. As JavaScript is single-threaded, tasks are queued to be executed in a loop. Thus, `setTimeout()` and `setInterval()` are task... | unknown | unknown | [Delays are not exact]
## Delays are not exact
I went into detail about how JavaScript engines execute code in [the Event Loop explanation](/js/s/event-loop-explained), but let me recap here. As JavaScript is single-threaded, tasks are queued to be executed in a loop. Thus, `setTimeout()` and `setInterval()` are task... | [Delays are not exact]
## Delays are not exact
I went into detail about how JavaScript engines execute code in [the Event Loop explanation](/js/s/event-loop-explained), but let me recap here. As JavaScript is single-threaded, tasks are queued to be executed in a loop. Thus, `setTimeout()` and `setInterval()` are task... | code_snippets | ||
441b3bab-ebd7-4dc3-8fdd-10875d5e6772 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/throttle-function.md | unknown | 42f31c3e-a794-4650-8252-a9c9504cb5d1 | 0 | SemanticChunker@1.0.0 | a9954fd58ae49bce24af5e6ddb090bef57c2f441b1d3810f1e8fc3534f4755c0 | ---
title: Throttle a JavaScript function
shortTitle: Throttle function
language: javascript
tags: [function]
cover: beach-overview
excerpt: Create a throttled function that only invokes the provided function at most once per the specified interval.
listed: true
dateModified: 2024-07-23
---
**Throttling** is a techniq... | unknown | unknown | ---
title: Throttle a JavaScript function
shortTitle: Throttle function
language: javascript
tags: [function]
cover: beach-overview
excerpt: Create a throttled function that only invokes the provided function at most once per the specified interval.
listed: true
dateModified: 2024-07-23
---
**Throttling** is a techniq... | ---
title: Throttle a JavaScript function
shortTitle: Throttle function
language: javascript
tags: [function]
cover: beach-overview
excerpt: Create a throttled function that only invokes the provided function at most once per the specified interval.
listed: true
dateModified: 2024-07-23
---
**Throttling** is a techniq... | code_snippets | ||
70b59f5c-e5ae-49f0-a112-3f60652485b3 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/throttle-function.md | unknown | 42f31c3e-a794-4650-8252-a9c9504cb5d1 | 1 | SemanticChunker@1.0.0 | 56091001b1dacd1f17fa606da7d78691bfdde6b0d0b35c798c8159cb9cf00ba1 | ```js
const throttle = (fn, wait) => {
let inThrottle, lastFn, lastTime;
return function() {
const context = this,
args = arguments;
if (!inThrottle) {
fn.apply(context, args);
lastTime = Date.now();
inThrottle = true;
} else {
clearTimeout(lastFn);
lastFn = setTimeout(function() {
if (Date.now() - lastTim... | unknown | unknown | ```js
const throttle = (fn, wait) => {
let inThrottle, lastFn, lastTime;
return function() {
const context = this,
args = arguments;
if (!inThrottle) {
fn.apply(context, args);
lastTime = Date.now();
inThrottle = true;
} else {
clearTimeout(lastFn);
lastFn = setTimeout(function() {
if (Date.now() - lastTim... | ```js
const throttle = (fn, wait) => {
let inThrottle, lastFn, lastTime;
return function() {
const context = this,
args = arguments;
if (!inThrottle) {
fn.apply(context, args);
lastTime = Date.now();
inThrottle = true;
} else {
clearTimeout(lastFn);
lastFn = setTimeout(function() {
if (Date.now() - lastTim... | code_snippets | ||
17a2dcc8-05ee-4471-9096-fb1585f7481f | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/the-case-for-trailing-commas.md | unknown | 1be0c201-2d9b-4b9d-b83c-49010879d7b2 | 0 | SemanticChunker@1.0.0 | 3165461c28c0aaf4717d0ab24106620bc30bef0248ba10f12d1cf09dbdd52310 | ---
title: The case for trailing commas in JavaScript
shortTitle: Trailing commas in JavaScript
language: javascript
tags: [webdev]
cover: contemporary-desk
excerpt: Trailing commas are not without controversy. Here's why I think you should use them.
listed: true
dateModified: 2023-03-12
---
JavaScript's syntactic fea... | unknown | unknown | ---
title: The case for trailing commas in JavaScript
shortTitle: Trailing commas in JavaScript
language: javascript
tags: [webdev]
cover: contemporary-desk
excerpt: Trailing commas are not without controversy. Here's why I think you should use them.
listed: true
dateModified: 2023-03-12
---
JavaScript's syntactic fea... | ---
title: The case for trailing commas in JavaScript
shortTitle: Trailing commas in JavaScript
language: javascript
tags: [webdev]
cover: contemporary-desk
excerpt: Trailing commas are not without controversy. Here's why I think you should use them.
listed: true
dateModified: 2023-03-12
---
JavaScript's syntactic fea... | code_snippets | ||
c0ff7778-5465-4d8a-9dd8-0602ad772170 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/the-case-for-trailing-commas.md | unknown | 1be0c201-2d9b-4b9d-b83c-49010879d7b2 | 1 | SemanticChunker@1.0.0 | b41b207614ef74f1fb0240fb429bc68d06f874d12b4eac0ed67236bc497fd63c | None of these scenarios are uncommon, as you are well aware. Even more so, these start becoming a little more annoying when you factor in **version control**. A single property addition will require two lines to be altered. This can make diffs harder to read and review, and can also cause merge conflicts more often tha... | unknown | unknown | None of these scenarios are uncommon, as you are well aware. Even more so, these start becoming a little more annoying when you factor in **version control**. A single property addition will require two lines to be altered. This can make diffs harder to read and review, and can also cause merge conflicts more often tha... | None of these scenarios are uncommon, as you are well aware. Even more so, these start becoming a little more annoying when you factor in **version control**. A single property addition will require two lines to be altered. This can make diffs harder to read and review, and can also cause merge conflicts more often tha... | code_snippets | ||
12b73fa8-0121-4b7d-b267-b31a8200502c | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tf-idf-inverted-index.md | unknown | 82eb0946-bdf4-4fba-8c87-ea2ab420170f | 2 | SemanticChunker@1.0.0 | 72ecd3ac3551514dc9b9da1e7af919e60125247d94e6c3a5f1704b4d5940bd36 | [Tokenization > Stopword removal]
## Stopword removal
**Stopwords** are common words that are often filtered out before or after processing of natural language data. These words are usually not relevant for search tasks and can be safely removed. Lists of stopwords are readily available online, but for simplicity, we... | unknown | unknown | [Tokenization > Stopword removal]
## Stopword removal
**Stopwords** are common words that are often filtered out before or after processing of natural language data. These words are usually not relevant for search tasks and can be safely removed. Lists of stopwords are readily available online, but for simplicity, we... | [Tokenization > Stopword removal]
## Stopword removal
**Stopwords** are common words that are often filtered out before or after processing of natural language data. These words are usually not relevant for search tasks and can be safely removed. Lists of stopwords are readily available online, but for simplicity, we... | code_snippets | ||
51952c24-e24e-4cf6-bbee-9df2af3860ad | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tf-idf-inverted-index.md | unknown | 82eb0946-bdf4-4fba-8c87-ea2ab420170f | 8 | SemanticChunker@1.0.0 | f0221ff2980cf66e9fcf44eed7bb23215562991e7c144e6dc5e1f2d0b0e57bad | [Tokenization > Conclusion]
## Conclusion
That's all for the time being. We've stitched together all the pieces of a simple, yet powerful and performant search algorithm. It's definitely not as powerful as a full-fledged search engine, but it's a good starting point for understanding how search works under the hood a... | unknown | unknown | [Tokenization > Conclusion]
## Conclusion
That's all for the time being. We've stitched together all the pieces of a simple, yet powerful and performant search algorithm. It's definitely not as powerful as a full-fledged search engine, but it's a good starting point for understanding how search works under the hood a... | [Tokenization > Conclusion]
## Conclusion
That's all for the time being. We've stitched together all the pieces of a simple, yet powerful and performant search algorithm. It's definitely not as powerful as a full-fledged search engine, but it's a good starting point for understanding how search works under the hood a... | code_snippets | ||
8dce3791-4eb9-4b32-bbad-7f48a85ae7df | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tf-idf-inverted-index.md | unknown | 82eb0946-bdf4-4fba-8c87-ea2ab420170f | 5 | SemanticChunker@1.0.0 | 4968b275ff497c3cb77c89a540860e25e2c52086874e006cd70f189f190389bc | [Tokenization > TF-IDF]
```js
const documents = [];
const vocabulary = new Map();
const addDocument = document => {
const terms = parseDocument(document);
documents.push(terms);
terms.forEach(term => {
vocabulary.set(term, (vocabulary.get(term) || 0) + 1);
});
};
const calculateTF = (term, documentIndex) => {
... | unknown | unknown | [Tokenization > TF-IDF]
```js
const documents = [];
const vocabulary = new Map();
const addDocument = document => {
const terms = parseDocument(document);
documents.push(terms);
terms.forEach(term => {
vocabulary.set(term, (vocabulary.get(term) || 0) + 1);
});
};
const calculateTF = (term, documentIndex) => {
... | [Tokenization > TF-IDF]
```js
const documents = [];
const vocabulary = new Map();
const addDocument = document => {
const terms = parseDocument(document);
documents.push(terms);
terms.forEach(term => {
vocabulary.set(term, (vocabulary.get(term) || 0) + 1);
});
};
const calculateTF = (term, documentIndex) => {
... | code_snippets | ||
9a88c182-5fc6-45d4-82f8-45f2fa5cf354 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tf-idf-inverted-index.md | unknown | 82eb0946-bdf4-4fba-8c87-ea2ab420170f | 1 | SemanticChunker@1.0.0 | 78a462bdc6f9bc059ea478c12cd9a85dff75664d0ed0964fa76d98564b45b662 | [Tokenization]
## Tokenization
Before we begin, let's establish a simple **tokenization** strategy. As we're only concerned with plaintext documents, we can use a **regular expression** to split the text into words.
```js
const tokenize = str =>
str
.split(/[^a-z0-9\-']+/i)
.filter(tkn => !tkn.length < 2)
.map(t... | unknown | unknown | [Tokenization]
## Tokenization
Before we begin, let's establish a simple **tokenization** strategy. As we're only concerned with plaintext documents, we can use a **regular expression** to split the text into words.
```js
const tokenize = str =>
str
.split(/[^a-z0-9\-']+/i)
.filter(tkn => !tkn.length < 2)
.map(t... | [Tokenization]
## Tokenization
Before we begin, let's establish a simple **tokenization** strategy. As we're only concerned with plaintext documents, we can use a **regular expression** to split the text into words.
```js
const tokenize = str =>
str
.split(/[^a-z0-9\-']+/i)
.filter(tkn => !tkn.length < 2)
.map(t... | code_snippets | ||
ad5611dc-50ba-4fd6-9e76-7b43b421a7fd | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tf-idf-inverted-index.md | unknown | 82eb0946-bdf4-4fba-8c87-ea2ab420170f | 0 | SemanticChunker@1.0.0 | 91dbad080e5cbe95d6286d0dddcc2ea6a5bf6182247e0c0553efc97d62b1d851 | ---
title: Implementing search in JavaScript, using TF-IDF and an inverted index
shortTitle: TF-IDF and inverted index search
language: javascript
tags: [algorithm,string,regexp]
cover: typewriter
excerpt: Building on top of the Porter stemmer, we'll explore how to use TF-IDF and an inverted index to implement a search... | unknown | unknown | ---
title: Implementing search in JavaScript, using TF-IDF and an inverted index
shortTitle: TF-IDF and inverted index search
language: javascript
tags: [algorithm,string,regexp]
cover: typewriter
excerpt: Building on top of the Porter stemmer, we'll explore how to use TF-IDF and an inverted index to implement a search... | ---
title: Implementing search in JavaScript, using TF-IDF and an inverted index
shortTitle: TF-IDF and inverted index search
language: javascript
tags: [algorithm,string,regexp]
cover: typewriter
excerpt: Building on top of the Porter stemmer, we'll explore how to use TF-IDF and an inverted index to implement a search... | code_snippets | ||
b584c487-fd1d-4014-9ac4-eef19eb4ca86 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tf-idf-inverted-index.md | unknown | 82eb0946-bdf4-4fba-8c87-ea2ab420170f | 4 | SemanticChunker@1.0.0 | 84390cd29d923a690e57919133b59733b786e4091bc84fd65826bc628723fa9a | [Tokenization > TF-IDF]
## TF-IDF
TF-IDF refers to the **term frequency-inverse document frequency**. It is a measurement that is intended to reflect **how important a word is to a document in a collection or corpus**. The TF-IDF value increases **proportionally** to the number of times a word appears in the document... | unknown | unknown | [Tokenization > TF-IDF]
## TF-IDF
TF-IDF refers to the **term frequency-inverse document frequency**. It is a measurement that is intended to reflect **how important a word is to a document in a collection or corpus**. The TF-IDF value increases **proportionally** to the number of times a word appears in the document... | [Tokenization > TF-IDF]
## TF-IDF
TF-IDF refers to the **term frequency-inverse document frequency**. It is a measurement that is intended to reflect **how important a word is to a document in a collection or corpus**. The TF-IDF value increases **proportionally** to the number of times a word appears in the document... | code_snippets | ||
de351258-05b3-426e-acc9-dc8a3a1f2502 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tf-idf-inverted-index.md | unknown | 82eb0946-bdf4-4fba-8c87-ea2ab420170f | 7 | SemanticChunker@1.0.0 | 4d84a969838bcea746e2c00e9b9a6dd0e472850565dd4efecf6e8a417b90ea41 | [Tokenization > Inverted index]
```js
const documents = [];
const invertedIndex = new Map();
const addDocument = document => {
const terms = parseDocument(document);
documents.push(terms);
terms.forEach(term => {
if (!invertedIndex.has(term)) invertedIndex.set(term, new Map());
const docMap = invertedIndex.get... | unknown | unknown | [Tokenization > Inverted index]
```js
const documents = [];
const invertedIndex = new Map();
const addDocument = document => {
const terms = parseDocument(document);
documents.push(terms);
terms.forEach(term => {
if (!invertedIndex.has(term)) invertedIndex.set(term, new Map());
const docMap = invertedIndex.get... | [Tokenization > Inverted index]
```js
const documents = [];
const invertedIndex = new Map();
const addDocument = document => {
const terms = parseDocument(document);
documents.push(terms);
terms.forEach(term => {
if (!invertedIndex.has(term)) invertedIndex.set(term, new Map());
const docMap = invertedIndex.get... | code_snippets | ||
e6c0b838-0c96-4361-b4f7-2ddad189922d | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tf-idf-inverted-index.md | unknown | 82eb0946-bdf4-4fba-8c87-ea2ab420170f | 3 | SemanticChunker@1.0.0 | 290a7328d73705949e07d4498e17104e3e2c029501f3aa47db856d2e962dfec8 | [Tokenization > Arbitrary search]
## Arbitrary search
Having a basic understanding of these steps, we can use the Porter stemmer to stem the words and perform a search. We'll use the Porter stemmer from the previous article and search for the word 'jump'.
```js
// Assuming the `porterStemmer` function is available
i... | unknown | unknown | [Tokenization > Arbitrary search]
## Arbitrary search
Having a basic understanding of these steps, we can use the Porter stemmer to stem the words and perform a search. We'll use the Porter stemmer from the previous article and search for the word 'jump'.
```js
// Assuming the `porterStemmer` function is available
i... | [Tokenization > Arbitrary search]
## Arbitrary search
Having a basic understanding of these steps, we can use the Porter stemmer to stem the words and perform a search. We'll use the Porter stemmer from the previous article and search for the word 'jump'.
```js
// Assuming the `porterStemmer` function is available
i... | code_snippets | ||
f2fa3e9e-a69b-4b29-a3d6-6683f7be18c7 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/tf-idf-inverted-index.md | unknown | 82eb0946-bdf4-4fba-8c87-ea2ab420170f | 6 | SemanticChunker@1.0.0 | b94100cb1fbe606766ab18c8effb94273c90ea2a1fedeca680790457fbd9eefa | [Tokenization > Inverted index]
## Inverted index
The TF-IDF implementation is already a significant improvement over the previous search method. However, it can still be slow for large collections of documents. To speed up the search process, we can use an **inverted index**.
An inverted index is a data structure t... | unknown | unknown | [Tokenization > Inverted index]
## Inverted index
The TF-IDF implementation is already a significant improvement over the previous search method. However, it can still be slow for large collections of documents. To speed up the search process, we can use an **inverted index**.
An inverted index is a data structure t... | [Tokenization > Inverted index]
## Inverted index
The TF-IDF implementation is already a significant improvement over the previous search method. However, it can still be slow for large collections of documents. To speed up the search process, we can use an **inverted index**.
An inverted index is a data structure t... | code_snippets | ||
6da4ac9d-5f03-4059-b698-8379ffe4a832 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/textcontent-or-innertext.md | unknown | 84a36276-db84-4279-b470-195e13fb85c3 | 0 | SemanticChunker@1.0.0 | 15ccc372fd93a06aa8770c814fa595b51ec42626d27560f3a9ff5aea2463b18b | ---
title: How are HTMLElement.innerText and Node.textContent different?
shortTitle: Differences between innerText and textContent
language: javascript
tags: [browser]
cover: dark-city
excerpt: While these two properties are very similar, there are some key differences that you should be aware of.
listed: true
dateModi... | unknown | unknown | ---
title: How are HTMLElement.innerText and Node.textContent different?
shortTitle: Differences between innerText and textContent
language: javascript
tags: [browser]
cover: dark-city
excerpt: While these two properties are very similar, there are some key differences that you should be aware of.
listed: true
dateModi... | ---
title: How are HTMLElement.innerText and Node.textContent different?
shortTitle: Differences between innerText and textContent
language: javascript
tags: [browser]
cover: dark-city
excerpt: While these two properties are very similar, there are some key differences that you should be aware of.
listed: true
dateModi... | code_snippets | ||
85ad006c-62c7-4664-a4ac-77c8d156f70f | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/textcontent-or-innertext.md | unknown | 84a36276-db84-4279-b470-195e13fb85c3 | 1 | SemanticChunker@1.0.0 | 05aa6ac59c3b4729013c7f10ae73cce99ef2e1625ac9d80a8bd374629a0b60d9 | [Similarities]
## Similarities
I think it's helpful to identify the similarities of these two properties before diving into the differences. This will also clarify how they're used in most cases.
Suppose you have an HTML element, containing some text:
```html
<p id="greeting">Hi there! My name is <strong>Bubbles</s... | unknown | unknown | [Similarities]
## Similarities
I think it's helpful to identify the similarities of these two properties before diving into the differences. This will also clarify how they're used in most cases.
Suppose you have an HTML element, containing some text:
```html
<p id="greeting">Hi there! My name is <strong>Bubbles</s... | [Similarities]
## Similarities
I think it's helpful to identify the similarities of these two properties before diving into the differences. This will also clarify how they're used in most cases.
Suppose you have an HTML element, containing some text:
```html
<p id="greeting">Hi there! My name is <strong>Bubbles</s... | code_snippets | ||
8a2c6a88-4cb9-4729-b0f7-3b792e9289de | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/textcontent-or-innertext.md | unknown | 84a36276-db84-4279-b470-195e13fb85c3 | 5 | SemanticChunker@1.0.0 | b38662539336ba57b62c1b3658572ee502b7b97664107a08675ef8b00d7d160c | [Similarities > Conclusion]
## Conclusion
`HTMLElement.innerText` and `Node.textContent` are two very similar properties that can be used to access and manipulate the text content of an element. However, they differ in some important ways, and you should be aware of these differences to choose the one that best suits... | unknown | unknown | [Similarities > Conclusion]
## Conclusion
`HTMLElement.innerText` and `Node.textContent` are two very similar properties that can be used to access and manipulate the text content of an element. However, they differ in some important ways, and you should be aware of these differences to choose the one that best suits... | [Similarities > Conclusion]
## Conclusion
`HTMLElement.innerText` and `Node.textContent` are two very similar properties that can be used to access and manipulate the text content of an element. However, they differ in some important ways, and you should be aware of these differences to choose the one that best suits... | code_snippets | ||
9386bdec-0e7a-4ab2-9253-8fd35856bf13 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/textcontent-or-innertext.md | unknown | 84a36276-db84-4279-b470-195e13fb85c3 | 3 | SemanticChunker@1.0.0 | 47c74c82773cb5bfce0e5e8b6aeea011620202e332c6a945cffc7f7b17619967 | [Similarities > Differences]
The final point I want to make is that `HTMLElement.innerText` applies **text transformations** to the element's content. In this case, the `<strong>` element is transformed to uppercase, so the output of `HTMLElement.innerText` reflects this.
On the other hand, `Node.textContent` returns... | unknown | unknown | [Similarities > Differences]
The final point I want to make is that `HTMLElement.innerText` applies **text transformations** to the element's content. In this case, the `<strong>` element is transformed to uppercase, so the output of `HTMLElement.innerText` reflects this.
On the other hand, `Node.textContent` returns... | [Similarities > Differences]
The final point I want to make is that `HTMLElement.innerText` applies **text transformations** to the element's content. In this case, the `<strong>` element is transformed to uppercase, so the output of `HTMLElement.innerText` reflects this.
On the other hand, `Node.textContent` returns... | code_snippets | ||
981705bb-77e4-4813-8300-c7a15fcaf760 | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/textcontent-or-innertext.md | unknown | 84a36276-db84-4279-b470-195e13fb85c3 | 2 | SemanticChunker@1.0.0 | e1dfd3d2823861cb2b849235dfa030c80cf6446f5205fffed4cac7374c5bc861 | [Similarities > Differences]
## Differences
So far, these two properties appear to do the exact same thing. In fact, they both offer some convenient features that make them very useful. However, they start to exhibit some differences when the element's content is a little more complex.
Take the following HTML elemen... | unknown | unknown | [Similarities > Differences]
## Differences
So far, these two properties appear to do the exact same thing. In fact, they both offer some convenient features that make them very useful. However, they start to exhibit some differences when the element's content is a little more complex.
Take the following HTML elemen... | [Similarities > Differences]
## Differences
So far, these two properties appear to do the exact same thing. In fact, they both offer some convenient features that make them very useful. However, they start to exhibit some differences when the element's content is a little more complex.
Take the following HTML elemen... | code_snippets | ||
dc8d0845-5250-46df-8a81-48b45379c6ff | unknown | file:///home/sanjeev/Downloads/depthapi/datasets/30-seconds-of-code/content/snippets/js/s/textcontent-or-innertext.md | unknown | 84a36276-db84-4279-b470-195e13fb85c3 | 4 | SemanticChunker@1.0.0 | 769e3cf2bda4b59a7eae65b1987883b38d83d930e1cb759a537e6723671533b5 | [Similarities > Performance]
## Performance
But, wait! There's more! While `HTMLElement.innerText` seems like the sensible choice, it comes with a performance caveat. In order to figure out what the browser renders, CSS has to be considered, triggering a [reflow](https://developer.mozilla.org/en-US/docs/Glossary/Refl... | unknown | unknown | [Similarities > Performance]
## Performance
But, wait! There's more! While `HTMLElement.innerText` seems like the sensible choice, it comes with a performance caveat. In order to figure out what the browser renders, CSS has to be considered, triggering a [reflow](https://developer.mozilla.org/en-US/docs/Glossary/Refl... | [Similarities > Performance]
## Performance
But, wait! There's more! While `HTMLElement.innerText` seems like the sensible choice, it comes with a performance caveat. In order to figure out what the browser renders, CSS has to be considered, triggering a [reflow](https://developer.mozilla.org/en-US/docs/Glossary/Refl... | code_snippets |
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