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application-dev\reference\apis-arkts\js-apis-util.md
let textEncoder = util.TextEncoder.create("utf-8");
application-dev\reference\apis-arkts\js-apis-util.md
let textEncoder = new util.TextEncoder(); let result = textEncoder.encodeInto("\uD800¥¥"); console.info("result = " + result); // Output: result = 237,160,128,194,165,194,165
application-dev\reference\apis-arkts\js-apis-util.md
let textEncoder = new util.TextEncoder(); let buffer = new ArrayBuffer(4); let uint8 = new Uint8Array(buffer); let result = textEncoder.encodeIntoUint8Array('abcd', uint8); console.info("uint8 = " + uint8); // Output: uint8 = 97,98,99,100 console.info("result.read = " + result.read); // Output: result.read = 4 console....
application-dev\reference\apis-arkts\js-apis-util.md
let textEncoder = new util.TextEncoder(); let buffer = new ArrayBuffer(4); let uint8 = new Uint8Array(buffer); let result = textEncoder.encodeInto('abcd', uint8); console.info("uint8 = " + uint8); // Output: uint8 = 97,98,99,100
application-dev\reference\apis-arkts\js-apis-util.md
let textEncoder = new util.TextEncoder(); let result = textEncoder.encode("\uD800¥¥"); console.info("result = " + result); // Output: result = 237,160,128,194,165,194,165
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = new util.RationalNumber();
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = util.RationalNumber.parseRationalNumber(1,2);
application-dev\reference\apis-arkts\js-apis-util.md
let rational = util.RationalNumber.createRationalFromString("3/4");
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = util.RationalNumber.parseRationalNumber(1,2); let rational = util.RationalNumber.createRationalFromString("3/4"); let result = rationalNumber.compare(rational); console.info("result = " + result); // Output: result = -1
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = new util.RationalNumber(1,2); let result = rationalNumber.valueOf(); console.info("result = " + result); // Output: result = 0.5
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = util.RationalNumber.parseRationalNumber(1,2); let result = rationalNumber.valueOf(); console.info("result = " + result); // Output: result = 0.5
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = new util.RationalNumber(1,2); let rational = util.RationalNumber.createRationalFromString("3/4"); let result = rationalNumber.equals(rational); console.info("result = " + result); // Output: result = false
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = util.RationalNumber.parseRationalNumber(1,2); let rational = util.RationalNumber.createRationalFromString("3/4"); let result = rationalNumber.equals(rational); console.info("result = " + result); // Output: result = false
application-dev\reference\apis-arkts\js-apis-util.md
let result = util.RationalNumber.getCommonFactor(4,6); console.info("result = " + result); // Output: result = 2
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = new util.RationalNumber(1,2); let result = rationalNumber.getNumerator(); console.info("result = " + result); // Output: result = 1
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = util.RationalNumber.parseRationalNumber(1,2); let result = rationalNumber.getNumerator(); console.info("result = " + result); // Output: result = 1
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = new util.RationalNumber(1,2); let result = rationalNumber.getDenominator(); console.info("result = " + result); // Output: result = 2
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = util.RationalNumber.parseRationalNumber(1,2) let result = rationalNumber.getDenominator(); console.info("result = " + result); // Output: result = 2
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = new util.RationalNumber(1,2); let result = rationalNumber.isZero(); console.info("result = " + result); // Output: result = false
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = util.RationalNumber.parseRationalNumber(1,2); let result = rationalNumber.isZero(); console.info("result = " + result); // Output: result = false
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = new util.RationalNumber(1,2); let result = rationalNumber.isNaN(); console.info("result = " + result); // Output: result = false
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = util.RationalNumber.parseRationalNumber(1,2); let result = rationalNumber.isNaN(); console.info("result = " + result); // Output: result = false
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = new util.RationalNumber(1,2); let result = rationalNumber.isFinite(); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = util.RationalNumber.parseRationalNumber(1,2); let result = rationalNumber.isFinite(); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = new util.RationalNumber(1,2); let result = rationalNumber.toString(); console.info("result = " + result); // Output: result = 1/2
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = util.RationalNumber.parseRationalNumber(1,2); let result = rationalNumber.toString(); console.info("result = " + result); // Output: result = 1/2
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = new util.RationalNumber(1,2);
application-dev\reference\apis-arkts\js-apis-util.md
let rationalNumber = new util.RationalNumber(1,2); let rational = util.RationalNumber.createRationalFromString("3/4"); let result = rationalNumber.compareTo(rational); console.info("result = " + result); // Output: result = -1
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.put(2, 10); pro.put(1, 8); let result = pro.length; console.info('result = ' + result); // Output: result = 2
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>();
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.updateCapacity(100);
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.put(2, 10); pro.get(2); pro.get(3); console.info(pro.toString()); // Output: LRUCache[ maxSize = 64, hits = 1, misses = 1, hitRate = 50% ] // maxSize: maximum size of the cache. hits: number of matched queries. misses: number of mismatched queries. hitRate: matching ra...
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); let result = pro.getCapacity(); console.info('result = ' + result); // Output: result = 64
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.put(2, 10); let result = pro.length; pro.clear(); let res = pro.length; console.info('result = ' + result); console.info('res = ' + res); // Output: result = 1 // Output: res = 0
application-dev\reference\apis-arkts\js-apis-util.md
// Create the ChildLRUCache class that inherits LRUCache, and override createDefault() to return a non-undefined value. class ChildLRUCache extends util.LRUCache<number, number> { constructor() { super(); } createDefault(key: number): number { return key; } } let lru = new ChildLRUCache(); lru.put(2, 1...
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.put(2, 10); pro.get(2); let result = pro.getMissCount(); console.info('result = ' + result); // Output: result = 0
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.put(2, 10); pro.updateCapacity(2); pro.put(50, 22); let result = pro.getRemovalCount(); console.info('result = ' + result); // Output: result = 0
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.put(2, 10); pro.get(2); let result = pro.getMatchCount(); console.info('result = ' + result); // Output: result = 1
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.put(2, 10); let result = pro.getPutCount(); console.info('result = ' + result); // Output: result = 1
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.put(2, 10); let result = pro.isEmpty(); console.info('result = ' + result); // Output: result = false
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.put(2, 10); let result = pro.get(2); console.info('result = ' + result); // Output: result = 10
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); let result = pro.put(2, 10); console.info('result = ' + result); // Output: result = 10
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number|string,number|string>(); pro.put(2, 10); pro.put(2, "anhu"); pro.put("afaf", "grfb"); let result = pro.values(); console.info('result = ' + result); // Output: result = anhu,grfb
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.put(2, 10); pro.put(3, 1); let result = pro.keys(); console.info('result = ' + result); // Output: result = 2,3
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.put(2, 10); let result = pro.remove(20); console.info('result = ' + result); // Output: result = undefined
application-dev\reference\apis-arkts\js-apis-util.md
class ChildLRUCache<K, V> extends util.LRUCache<K, V> { constructor(capacity?: number) { super(capacity); } afterRemoval(isEvict: boolean, key: K, value: V, newValue: V): void { if (isEvict === true) { console.info('key = ' + key); // Output: key = 1 console.info('value = ' + value); ...
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.put(2, 10); let result = pro.contains(2); console.info('result = ' + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); let result = pro.createDefault(50); console.info('result = ' + result); // Output: result = undefined
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.put(2, 10); pro.put(3, 15); let pair:Iterable<Object[]> = pro.entries(); let arrayValue = Array.from(pair); for (let value of arrayValue) { console.info(value[0]+ ', '+ value[1]); // Output: // 2, 10 // 3, 15 }
application-dev\reference\apis-arkts\js-apis-util.md
let pro = new util.LRUCache<number, number>(); pro.put(2, 10); pro.put(3, 15); let pair:Iterable<Object[]> = pro[Symbol.iterator](); let arrayValue = Array.from(pair); for (let value of arrayValue) { console.info(value[0]+ ', '+ value[1]); // Output: // 2, 10 // 3, 15 }
application-dev\reference\apis-arkts\js-apis-util.md
class Temperature implements util.ScopeComparable { private readonly _temp: number; constructor(value: number) { this._temp = value; } compareTo(value: Temperature) { return this._temp >= value.getTemp(); } getTemp() { return this._temp; } toString(): string { return this._temp.toStr...
application-dev\reference\apis-arkts\js-apis-util.md
class Temperature implements util.ScopeComparable { private readonly _temp: number; constructor(value: number) { this._temp = value; } compareTo(value: Temperature) { return this._temp >= value.getTemp(); } getTemp() { return this._temp; } toString(): string { return this._temp.toStr...
application-dev\reference\apis-arkts\js-apis-util.md
class Temperature implements util.ScopeComparable { private readonly _temp: number; constructor(value: number) { this._temp = value; } compareTo(value: Temperature) { return this._temp >= value.getTemp(); } getTemp() { return this._temp; } toString(): string { return this._temp.toStr...
application-dev\reference\apis-arkts\js-apis-util.md
class Temperature implements util.ScopeComparable { private readonly _temp: number; constructor(value: number) { this._temp = value; } compareTo(value: Temperature) { return this._temp >= value.getTemp(); } getTemp() { return this._temp; } toString(): string { return this._temp.toStr...
application-dev\reference\apis-arkts\js-apis-util.md
class Temperature implements util.ScopeComparable { private readonly _temp: number; constructor(value: number) { this._temp = value; } compareTo(value: Temperature) { return this._temp >= value.getTemp(); } getTemp() { return this._temp; } toString(): string { return this._temp.toStr...
application-dev\reference\apis-arkts\js-apis-util.md
class Temperature implements util.ScopeComparable { private readonly _temp: number; constructor(value: number) { this._temp = value; } compareTo(value: Temperature) { return this._temp >= value.getTemp(); } getTemp() { return this._temp; } toString(): string { return this._temp.toStr...
application-dev\reference\apis-arkts\js-apis-util.md
class Temperature implements util.ScopeComparable { private readonly _temp: number; constructor(value: number) { this._temp = value; } compareTo(value: Temperature) { return this._temp >= value.getTemp(); } getTemp() { return this._temp; } toString(): string { return this._temp.toStr...
application-dev\reference\apis-arkts\js-apis-util.md
class Temperature implements util.ScopeComparable { private readonly _temp: number; constructor(value: number) { this._temp = value; } compareTo(value: Temperature) { return this._temp >= value.getTemp(); } getTemp() { return this._temp; } toString(): string { return this._temp.toStr...
application-dev\reference\apis-arkts\js-apis-util.md
class Temperature implements util.ScopeComparable { private readonly _temp: number; constructor(value: number) { this._temp = value; } compareTo(value: Temperature) { return this._temp >= value.getTemp(); } getTemp() { return this._temp; } toString(): string { return this._temp.toStr...
application-dev\reference\apis-arkts\js-apis-util.md
class Temperature implements util.ScopeComparable { private readonly _temp: number; constructor(value: number) { this._temp = value; } compareTo(value: Temperature) { return this._temp >= value.getTemp(); } getTemp() { return this._temp; } toString(): string { return this._temp.toStr...
application-dev\reference\apis-arkts\js-apis-util.md
class Temperature implements util.ScopeComparable { private readonly _temp: number; constructor(value: number) { this._temp = value; } compareTo(value: Temperature) { return this._temp >= value.getTemp(); } getTemp() { return this._temp; } toString(): string { return this._temp.toStr...
application-dev\reference\apis-arkts\js-apis-util.md
class Temperature implements util.ScopeComparable { private readonly _temp: number; constructor(value: number) { this._temp = value; } compareTo(value: Temperature) { return this._temp >= value.getTemp(); } getTemp() { return this._temp; } toString(): string { return this._temp.toStr...
application-dev\reference\apis-arkts\js-apis-util.md
class Temperature implements util.ScopeComparable { private readonly _temp: number; constructor(value: number) { this._temp = value; } compareTo(value: Temperature) { return this._temp >= value.getTemp(); } getTemp() { return this._temp; } toString(): string { return this._temp.toStr...
application-dev\reference\apis-arkts\js-apis-util.md
let base64 = new util.Base64Helper();
application-dev\reference\apis-arkts\js-apis-util.md
let base64Helper = new util.Base64Helper(); let array = new Uint8Array([115,49,51]); let result = base64Helper.encodeSync(array); console.info("result = " + result); // Output: result = 99,122,69,122
application-dev\reference\apis-arkts\js-apis-util.md
let base64Helper = new util.Base64Helper(); let array = new Uint8Array([77,97,110,105,115,100,105,115,116,105,110,103,117,105,115,104,101,100,110,111,116,111,110,108,121,98,121,104,105,115,114,101,97,115,111,110,98,117,116,98,121,116,104,105,115,115,105,110,103,117,108,97,114,112,97,115,115,105,111,110,102,114,111,10...
application-dev\reference\apis-arkts\js-apis-util.md
let base64Helper = new util.Base64Helper(); let buff = 'TWFuaXNkaXN0aW5ndWlzaGVkbm90b25seWJ5aGlzcmVhc29uYnV0Ynl0aGlzc2luZ3VsYXJwYXNz\r\naW9uZnJvbW90aGVyYW5pbWFsc3doaWNoaXNhbHVzdG9mdGhlbWluZGV4Y2VlZHN0aGVzaG9ydHZl\r\naGVtZW5jZW9mYW55Y2FybmFscGxlYXN1cmU=\r\n'; let result = base64Helper.decodeSync(buff, util.Type.MIME...
application-dev\reference\apis-arkts\js-apis-util.md
let base64Helper = new util.Base64Helper(); let array = new Uint8Array([115,49,51]); base64Helper.encode(array).then((val) => { console.info(val.toString()); // Output: 99,122,69,122 })
application-dev\reference\apis-arkts\js-apis-util.md
let base64Helper = new util.Base64Helper(); let array = new Uint8Array([77,97,110,105,115,100,105,115,116,105,110,103,117,105,115,104,101,100,110,111,116,111,110,108,121,98,121,104,105,115,114,101,97,115,111,110,98,117,116,98,121,116,104,105,115,115,105,110,103,117,108,97,114,112,97,115,115,105,111,110,102,114,111,10...
application-dev\reference\apis-arkts\js-apis-util.md
let base64Helper = new util.Base64Helper(); let array = 'TWFuaXNkaXN0aW5ndWlzaGVkbm90b25seWJ5aGlzcmVhc29uYnV0Ynl0aGlzc2luZ3VsYXJwYXNz\r\naW9uZnJvbW90aGVyYW5pbWFsc3doaWNoaXNhbHVzdG9mdGhlbWluZGV4Y2VlZHN0aGVzaG9ydHZl\r\naGVtZW5jZW9mYW55Y2FybmFscGxlYXN1cmU=\r\n'; base64Helper.decode(array, util.Type.MIME).then((val) =>...
application-dev\reference\apis-arkts\js-apis-util.md
let decoder = new util.StringDecoder();
application-dev\reference\apis-arkts\js-apis-util.md
let decoder = new util.StringDecoder('utf-8'); let input = new Uint8Array([0xE4, 0xBD, 0xA0, 0xE5, 0xA5, 0xBD]); const decoded = decoder.write(input); console.info("decoded:", decoded); // Output: decoded: Hello, World
application-dev\reference\apis-arkts\js-apis-util.md
let decoder = new util.StringDecoder('utf-8'); let input = new Uint8Array([0xE4, 0xBD, 0xA0, 0xE5, 0xA5, 0xBD]); const writeString = decoder.write(input.slice(0, 5)); const endString = decoder.end(input.slice(5)); console.info("writeString:", writeString); // Output: writeString: Hello console.info("endStri...
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types();
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isAnyArrayBuffer(new ArrayBuffer(0)); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isArrayBufferView(new Int8Array([])); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); function foo() { let result = type.isArgumentsObject(arguments); console.info("result = " + result); } let f = foo(); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isArrayBuffer(new ArrayBuffer(0)); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isAsyncFunction(async () => {}); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isBooleanObject(new Boolean(true)); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isBoxedPrimitive(new Boolean(false)); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); const ab = new ArrayBuffer(20); let result = type.isDataView(new DataView(ab)); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isDate(new Date()); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
import testNapi from 'libentry.so'; let type = new util.types(); const data = testNapi.testexternal(); let result = type.isExternal(data); let result01 = type.isExternal(true); console.info("result = " + result); console.info("result01 = " + result01); // Output: result = true // Output: result01 = fa...
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isFloat32Array(new Float32Array()); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isFloat64Array(new Float64Array()); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
// /entry/src/main/ets/pages/test.ts export function* foo() {}
application-dev\reference\apis-arkts\js-apis-util.md
import { foo } from './test' let type = new util.types(); let result = type.isGeneratorFunction(foo); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
// /entry/src/main/ets/pages/test.ts function* foo() {} export const generator = foo();
application-dev\reference\apis-arkts\js-apis-util.md
import { generator } from './test' let type = new util.types(); let result = type.isGeneratorObject(generator); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isInt8Array(new Int8Array([])); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isInt16Array(new Int16Array([])); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isInt32Array(new Int32Array([])); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isMap(new Map()); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); const map : Map<number,number> = new Map(); let result = type.isMapIterator(map.keys()); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isNativeError(new TypeError()); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isNumberObject(new Number(0)); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isPromise(Promise.resolve(1)); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
class Target{ } let type = new util.types(); const target : Target = {}; const proxy = new Proxy(target, target); let result = type.isProxy(proxy); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isRegExp(new RegExp('abc')); console.info("result = " + result); // Output: result = true