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application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let set : Set<number> = new Set(); let result = type.isSet(set); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); const set : Set<number> = new Set(); let result = type.isSetIterator(set.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.isStringObject(new String('foo')); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
// /entry/src/main/ets/pages/test.ts export const symbols = Symbol('foo');
application-dev\reference\apis-arkts\js-apis-util.md
import { symbols } from './test' let type = new util.types(); let result = type.isSymbolObject(Object(symbols)); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isTypedArray(new Float64Array([])); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isUint8Array(new Uint8Array([])); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isUint8ClampedArray(new Uint8ClampedArray([])); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isUint16Array(new Uint16Array([])); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isUint32Array(new Uint32Array([])); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let value : WeakMap<object, number> = new WeakMap(); let result = type.isWeakMap(value); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isWeakSet(new WeakSet()); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isBigInt64Array(new BigInt64Array([])); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isBigUint64Array(new BigUint64Array([])); 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 func() { console.info("hello world"); }
application-dev\reference\apis-arkts\js-apis-util.md
import * as nameSpace from './test'; let type = new util.types(); let result = type.isModuleNamespaceObject(nameSpace); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let type = new util.types(); let result = type.isSharedArrayBuffer(new SharedArrayBuffer(0)); console.info("result = " + result); // Output: result = true
application-dev\reference\apis-arkts\js-apis-util.md
let pro : util.LruBuffer<number,number>= new util.LruBuffer(); 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 : util.LruBuffer<number,number> = new util.LruBuffer();
application-dev\reference\apis-arkts\js-apis-util.md
let pro : util.LruBuffer<number,number> = new util.LruBuffer(); pro.updateCapacity(100);
application-dev\reference\apis-arkts\js-apis-util.md
let pro : util.LruBuffer<number,number> = new util.LruBuffer(); pro.put(2,10); pro.get(2); pro.remove(20); let result = pro.toString(); console.info("result = " + result); // Output: result = Lrubuffer[ maxSize = 64, hits = 1, misses = 0, hitRate = 100% ]
application-dev\reference\apis-arkts\js-apis-util.md
let pro : util.LruBuffer<number,number> = new util.LruBuffer(); let result = pro.getCapacity(); console.info("result = " + result); // Output: result = 64
application-dev\reference\apis-arkts\js-apis-util.md
let pro : util.LruBuffer<number,number> = new util.LruBuffer(); pro.put(2,10); let result = pro.length; pro.clear();
application-dev\reference\apis-arkts\js-apis-util.md
let pro : util.LruBuffer<number,number> = new util.LruBuffer(); pro.put(1,8); let result = pro.getCreateCount(); console.info("result = " + result); // Output: result = 0
application-dev\reference\apis-arkts\js-apis-util.md
let pro : util.LruBuffer<number,number> = new util.LruBuffer(); 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 : util.LruBuffer<number,number> = new util.LruBuffer(); 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 : util.LruBuffer<number,number> = new util.LruBuffer(); 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 : util.LruBuffer<number,number> = new util.LruBuffer(); 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 : util.LruBuffer<number,number> = new util.LruBuffer(); 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 : util.LruBuffer<number,number> = new util.LruBuffer(); 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 : util.LruBuffer<number,number> = new util.LruBuffer(); let result = pro.put(2,10); console.info("result = " + result); // Output: result = 10
application-dev\reference\apis-arkts\js-apis-util.md
let pro : util.LruBuffer<number|string,number|string> = new util.LruBuffer(); 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 : util.LruBuffer<number,number> = new util.LruBuffer(); pro.put(2,10); let result = pro.keys(); console.info("result = " + result); // Output: result = 2
application-dev\reference\apis-arkts\js-apis-util.md
let pro : util.LruBuffer<number,number> = new util.LruBuffer(); 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 ChildLruBuffer<K, V> extends util.LruBuffer<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: 11 console.info('value: ' + value); ...
application-dev\reference\apis-arkts\js-apis-util.md
let pro : util.LruBuffer<number,number> = new util.LruBuffer(); pro.put(2,10); let result = pro.contains(20); console.info('result = ' + result); // Output: result = false
application-dev\reference\apis-arkts\js-apis-util.md
let pro : util.LruBuffer<number,number> = new util.LruBuffer(); let result = pro.createDefault(50);
application-dev\reference\apis-arkts\js-apis-util.md
let pro : util.LruBuffer<number,number> = new util.LruBuffer(); pro.put(2,10); let result = pro.entries();
application-dev\reference\apis-arkts\js-apis-util.md
let pro : util.LruBuffer<number,number> = new util.LruBuffer(); pro.put(2,10); let result = pro[Symbol.iterator]();
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.Base64();
application-dev\reference\apis-arkts\js-apis-util.md
let base64 = new util.Base64(); let array = new Uint8Array([115,49,51]); let result = base64.encodeSync(array); console.info("result = " + result); // Output: result = 99,122,69,122
application-dev\reference\apis-arkts\js-apis-util.md
let base64 = new util.Base64(); let array = new Uint8Array([115,49,51]); let result = base64.encodeToStringSync(array); console.info("result = " + result); // Output: result = czEz
application-dev\reference\apis-arkts\js-apis-util.md
let base64 = new util.Base64(); let buff = 'czEz'; let result = base64.decodeSync(buff); console.info("result = " + result); // Output: result = 115,49,51
application-dev\reference\apis-arkts\js-apis-util.md
let base64 = new util.Base64(); let array = new Uint8Array([115,49,51]); base64.encode(array).then((val) => { console.info(val.toString()); // Output: 99,122,69,122 })
application-dev\reference\apis-arkts\js-apis-util.md
let base64 = new util.Base64(); let array = new Uint8Array([115,49,51]); base64.encodeToString(array).then((val) => { console.info(val); // Output: czEz })
application-dev\reference\apis-arkts\js-apis-util.md
let base64 = new util.Base64(); let array = new Uint8Array([99,122,69,122]); base64.decode(array).then((val) => { console.info(val.toString()); // Output: 115,49,51 })
application-dev\reference\apis-arkts\js-apis-vector.md
import { Vector } from '@kit.ArkTS';
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<string | number | Array<number>> = new Vector();
application-dev\reference\apis-arkts\js-apis-vector.md
class C1 { name: string = "" age: string = "" } let vector : Vector<string | number | C1 | Array<number>> = new Vector(); let result = vector.add("a"); let result1 = vector.add(1); let b = [1, 2, 3]; let result2 = vector.add(b); let c: C1 = {name : "Jack", age : "13"}; let result3 = vector.add(c);
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<string | number | Object | Array<number>> = new Vector(); vector.insert("A", 0); vector.insert(0, 1); vector.insert(true, 2);
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<string> = new Vector(); let result = vector.has("squirrel"); vector.add("squirrel"); let result1 = vector.has("squirrel");
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(2); vector.add(1); vector.add(2); vector.add(4); let result = vector.getIndexOf(2);
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(2); vector.add(1); vector.add(2); vector.add(4); let result = vector.getLastIndexOf(2);
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(2); vector.add(4); let result = vector.removeByIndex(2);
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); let result = vector.remove(2);
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); vector.removeByRange(2,4);
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); vector.replaceAllElements((value : number) : number => { // Add the user operation logic based on the actual scenario. return value; });
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); vector.forEach((value : number, index ?: number) : void => { console.log("value:" + value, "index:" + index); });
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); vector.sort((a: number, b: number) => a - b); vector.sort((a: number, b: number) => b - a); vector.sort();
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); vector.add(6); vector.add(8); let result = vector.subVector(0,4); let result1 = vector.subVector(2,4);
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); vector.clear();
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); let result = vector.clone();
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); let result = vector.getCapacity();
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); let result = vector.convertToArray();
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); let result = vector.isEmpty();
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); vector.increaseCapacityTo(2); vector.increaseCapacityTo(12);
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); vector.trimToCurrentLength();
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); let result = vector.toString();
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); let result = vector.getFirstElement();
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); let result = vector.getLastElement();
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); let result = vector.getLastIndexFrom(4,3);
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); let result = vector.getIndexFrom(4, 3);
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); vector.setLength(8); vector.setLength(2);
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); let result = vector.get(2);
application-dev\reference\apis-arkts\js-apis-vector.md
let vector : Vector<number> = new Vector(); vector.add(2); vector.add(4); vector.add(5); vector.add(4); // Method 1: let nums: Array<number> = vector.convertToArray() for (let item of nums) { console.log("value:" + item); } // Method 2: let iter = vector[Symbol.iterator](); let temp: IteratorResult<number> = iter.n...
application-dev\reference\apis-arkts\js-apis-worker-sys.md
import { worker } from '@kit.ArkTS';
application-dev\reference\apis-arkts\js-apis-worker-sys.md
import { worker } from '@kit.ArkTS'; // Two scenarios are involved. // Scenario 1: URL of the Worker thread file: "entry/src/main/ets/workers/worker.ets" const workerStageModel01 = new worker.RestrictedWorker('entry/ets/workers/worker.ets', {name:"first worker in Stage model"}); // Scenario 2: URL of the Worker thre...
application-dev\reference\apis-arkts\js-apis-worker-sys.md
// Restricted Worker thread file import { worker, MessageEvents } from '@kit.ArkTS'; //import { process } from '@kit.ArkTS'; // Only worker APIs can be imported to the restricted Worker thread file. const workerPort = worker.workerPort; workerPort.onmessage = (e : MessageEvents) : void => { console.info("worker:: ...
application-dev\reference\apis-arkts\js-apis-worker.md
import { worker } from '@kit.ArkTS';
application-dev\reference\apis-arkts\js-apis-worker.md
import { worker } from '@kit.ArkTS'; // URL of the Worker file: "entry/src/main/ets/workers/worker.ets" const workerInstance = new worker.ThreadWorker('entry/ets/workers/worker.ets', {name: "WorkerThread"});
application-dev\reference\apis-arkts\js-apis-worker.md
// Worker.ets import { worker, MessageEvents, ErrorEvent } from '@kit.ArkTS'; // Create an object in the Worker thread for communicating with the host thread. const workerPort = worker.workerPort; // The Worker thread receives information from the host thread. workerPort.onmessage = (e: MessageEvents): void => { //...
application-dev\reference\apis-arkts\js-apis-worker.md
// Index.ets import { worker, MessageEvents, ErrorEvent } from '@kit.ArkTS'; @Entry @Component struct Index { @State message: string = 'Hello World'; build() { Row() { Column() { Text(this.message) .fontSize(50) .fontWeight(FontWeight.Bold) .onClick(() => { ...
application-dev\reference\apis-arkts\js-apis-worker.md
const workerInstance = new worker.ThreadWorker("entry/ets/workers/worker.ets"); workerInstance.postMessage("hello world"); let buffer = new ArrayBuffer(8); // When the options parameter is specified, the ownership of the buffer is transferred to the Worker thread and will no longer be accessible from the host thread...
application-dev\reference\apis-arkts\js-apis-worker.md
// index.ets // Create a SendableObject instance and pass it to the Worker thread through the host thread. import { worker } from '@kit.ArkTS'; import { SendableObject } from './sendable'; const workerInstance = new worker.ThreadWorker("entry/ets/workers/Worker.ets"); let object: SendableObject = new SendableObject()...
application-dev\reference\apis-arkts\js-apis-worker.md
// sendable.ets // Define SendableObject. @Sendable export class SendableObject { a:number = 45; }
application-dev\reference\apis-arkts\js-apis-worker.md
// The worker file path is entry/src/main/ets/workers/Worker.ets. // Worker.ets // Receive and access the data passed from the host thread to the Worker thread. import { SendableObject } from '../pages/sendable'; import { worker, ThreadWorkerGlobalScope, MessageEvents, ErrorEvent } from '@kit.ArkTS'; const workerPort...
application-dev\reference\apis-arkts\js-apis-worker.md
const workerInstance = new worker.ThreadWorker("entry/ets/workers/worker.ets"); workerInstance.on("alert", () => { console.info("alert listener callback"); }) // Event listeners added using on can be executed multiple times. workerInstance.dispatchEvent({type: "alert", timeStamp: 0}); // timeStamp is not supporte...
application-dev\reference\apis-arkts\js-apis-worker.md
const workerInstance = new worker.ThreadWorker("entry/ets/workers/worker.ets"); workerInstance.once("alert", () => { console.info("alert listener callback"); }) workerInstance.dispatchEvent({type: "alert", timeStamp: 0}); // timeStamp is not supported yet. // Event listeners added using once are automatically remo...