harmony 鸿蒙公共基础库子系统JS API变更

  • 2022-12-22
  • 浏览 (624)

公共基础库子系统JS API变更

OpenHarmony 3.2 Beta3版本相较于OpenHarmony 3.2 Beta2版本，公共基础库子系统的API变更如下:

接口变更

模块名 类名 方法/属性/枚举/常量 变更类型
ohos.buffer Blob text(): Promise<string>; 新增
ohos.buffer Blob slice(start?: number, end?: number, type?: string): Blob; 新增
ohos.buffer Blob arrayBuffer(): Promise<ArrayBuffer>; 新增
ohos.buffer Blob type: string; 新增
ohos.buffer Blob size: number; 新增
ohos.buffer Blob constructor(sources: string[] |ArrayBuffer[] |TypedArray[] |DataView[] |Blob[] , options?: Object); 新增
ohos.buffer Buffer writeUIntLE(value: number, offset: number, byteLength: number): number; 新增
ohos.buffer Buffer writeUIntBE(value: number, offset: number, byteLength: number): number; 新增
ohos.buffer Buffer writeUInt32LE(value: number, offset?: number): number; 新增
ohos.buffer Buffer writeUInt32BE(value: number, offset?: number): number; 新增
ohos.buffer Buffer writeUInt16LE(value: number, offset?: number): number; 新增
ohos.buffer Buffer writeUInt16BE(value: number, offset?: number): number; 新增
ohos.buffer Buffer writeUInt8(value: number, offset?: number): number; 新增
ohos.buffer Buffer writeIntLE(value : number, offset: number, byteLength: number): number; 新增
ohos.buffer Buffer writeIntBE(value: number, offset: number, byteLength: number): number; 新增
ohos.buffer Buffer writeInt32LE(value: number, offset?: number): number; 新增
ohos.buffer Buffer writeInt32BE(value: number, offset?: number): number; 新增
ohos.buffer Buffer writeInt16LE(value: number, offset?: number): number; 新增
ohos.buffer Buffer writeInt16BE(value: number, offset?: number): number; 新增
ohos.buffer Buffer writeInt8(value: number, offset?: number): number; 新增
ohos.buffer Buffer writeFloatLE(value: number, offset?: number): number; 新增
ohos.buffer Buffer writeFloatBE(value: number, offset?: number): number; 新增
ohos.buffer Buffer writeDoubleLE(value: number, offset?: number): number; 新增
ohos.buffer Buffer writeDoubleBE(value: number, offset?: number): number; 新增
ohos.buffer Buffer writeBigUInt64LE(value: bigint, offset?: number): number; 新增
ohos.buffer Buffer writeBigUInt64BE(value: bigint, offset?: number): number; 新增
ohos.buffer Buffer writeBigInt64LE(value: bigint, offset?: number): number; 新增
ohos.buffer Buffer writeBigInt64BE(value: bigint, offset?: number): number; 新增
ohos.buffer Buffer write(str: string, offset?: number, length?: number, encoding?: string): number; 新增
ohos.buffer Buffer toString(encoding?: string, start?: number, end?: number): string; 新增
ohos.buffer Buffer toJSON(): Object; 新增
ohos.buffer Buffer swap64(): Buffer; 新增
ohos.buffer Buffer swap32(): Buffer; 新增
ohos.buffer Buffer swap16(): Buffer; 新增
ohos.buffer Buffer subarray(start?: number, end?: number): Buffer; 新增
ohos.buffer Buffer readUIntLE(offset: number, byteLength: number): number; 新增
ohos.buffer Buffer readUIntBE(offset: number, byteLength: number): number; 新增
ohos.buffer Buffer readUInt32LE(offset?: number): number; 新增
ohos.buffer Buffer readUInt32BE(offset?: number): number; 新增
ohos.buffer Buffer readUInt16LE(offset?: number): number; 新增
ohos.buffer Buffer readUInt16BE(offset?: number): number; 新增
ohos.buffer Buffer readUInt8(offset?: number): number; 新增
ohos.buffer Buffer readIntLE(offset: number, byteLength: number): number; 新增
ohos.buffer Buffer readIntBE(offset: number, byteLength: number): number; 新增
ohos.buffer Buffer readInt32LE(offset?: number): number; 新增
ohos.buffer Buffer readInt32BE(offset?: number): number; 新增
ohos.buffer Buffer readInt16LE(offset?: number): number; 新增
ohos.buffer Buffer readInt16BE(offset?: number): number; 新增
ohos.buffer Buffer readInt8(offset?: number): number; 新增
ohos.buffer Buffer readFloatLE(offset?: number): number; 新增
ohos.buffer Buffer readFloatBE(offset?: number): number; 新增
ohos.buffer Buffer readDoubleLE(offset?: number): number; 新增
ohos.buffer Buffer readDoubleBE(offset?: number): number; 新增
ohos.buffer Buffer readBigUInt64LE(offset?: number): bigint; 新增
ohos.buffer Buffer readBigUInt64BE(offset?: number): bigint; 新增
ohos.buffer Buffer readBigInt64LE(offset?: number): bigint; 新增
ohos.buffer Buffer readBigInt64BE(offset?: number): bigint; 新增
ohos.buffer Buffer lastIndexOf(value: string |number |Buffer |Uint8Array, byteOffset?: number, encoding?: BufferEncoding): number; 新增
ohos.buffer Buffer entries(): IterableIterator<[number, number]>; 新增
ohos.buffer Buffer values(): IterableIterator<number>; 新增
ohos.buffer Buffer keys(): IterableIterator<number>; 新增
ohos.buffer Buffer indexOf(value: string |number |Buffer |Uint8Array, byteOffset?: number, encoding?: BufferEncoding): number; 新增
ohos.buffer Buffer includes(value: string |number |Buffer |Uint8Array, byteOffset?: number, encoding?: BufferEncoding): boolean; 新增
ohos.buffer Buffer equals(otherBuffer: Uint8Array |Buffer): boolean; 新增
ohos.buffer Buffer copy(target: Buffer |Uint8Array, targetStart?: number, sourceStart?: number, sourceEnd?: number): number; 新增
ohos.buffer Buffer compare(target: Buffer |Uint8Array, targetStart?: number, targetEnd?: number, sourceStart?: number, sourceEnd?: number): -1 |0 |1; 新增
ohos.buffer Buffer fill(value: string |Buffer |Uint8Array |number, offset?: number, end?: number, encoding?: BufferEncoding): Buffer; 新增
ohos.buffer Buffer byteOffset: number; 新增
ohos.buffer Buffer buffer: ArrayBuffer; 新增
ohos.buffer Buffer length: number; 新增
ohos.buffer buffer function transcode(source: Buffer |Uint8Array, fromEnc: string, toEnc: string): Buffer; 新增
ohos.buffer buffer function compare(buf1: Buffer |Uint8Array, buf2: Buffer |Uint8Array): -1 |0 |1; 新增
ohos.buffer buffer function isEncoding(encoding: string):boolean; 新增
ohos.buffer buffer function isBuffer(obj: Object): boolean; 新增
ohos.buffer buffer function from(array: number[]): Buffer;
function from(arrayBuffer: ArrayBuffer |SharedArrayBuffer, byteOffset?: number, length?: number): Buffer;
function from(buffer: Buffer |Uint8Array): Buffer;
function from(object: Object, offsetOrEncoding: number |string, length: number): Buffer;
function from(string: String, encoding?: BufferEncoding): Buffer;		 新增
ohos.buffer buffer function concat(list: Buffer[] |Uint8Array[], totalLength?: number): Buffer; 新增
ohos.buffer buffer function byteLength(string: string |Buffer |TypedArray |DataView |ArrayBuffer |SharedArrayBuffer, encoding?: BufferEncoding): number; 新增
ohos.buffer buffer function allocUninitialized(size: number): Buffer; 新增
ohos.buffer buffer function allocUninitializedFromPool(size: number): Buffer; 新增
ohos.buffer buffer function alloc(size: number, fill?: string |Buffer |number, encoding?: BufferEncoding): Buffer; 新增
ohos.util TextDecoder decodeWithStream(input: Uint8Array, options?: { stream?: boolean }): string; 新增
ohos.util util function parseUUID(uuid: string): Uint8Array; 新增
ohos.util util function randomBinaryUUID(entropyCache?: boolean): Uint8Array; 新增
ohos.util util function randomUUID(entropyCache?: boolean): string; 新增
ohos.worker DedicatedWorkerGlobalScope postMessage(messageObject: Object, transfer: Transferable[]): void;
postMessage(messageObject: Object, options?: PostMessageOptions): void;
postMessage(messageObject: Object, transfer: ArrayBuffer[]): void;		 废弃

你可能感兴趣的鸿蒙文章

harmony 鸿蒙Readme

harmony 鸿蒙元能力子系统JS API变更

harmony 鸿蒙无障碍子系统JS API变更

harmony 鸿蒙帐号子系统JS API变更

harmony 鸿蒙ArkUI子系统JS API变更

harmony 鸿蒙电源服务子系统JS API变更

harmony 鸿蒙包管理子系统JS API变更

harmony 鸿蒙基础通信子系统JS API变更

harmony 鸿蒙DFX子系统JS API变更

harmony 鸿蒙分布式数据管理子系统JS API变更

0  赞
  • 所属分类： 后端技术
  • 本文标签：
  • 版权声明： 原创文章如转载，请注明本文链接: https://www.seaxiang.com/blog/e90d28e717454142b1ed6928236e3e73
热门推荐
标签云
Linux Java Spring Spring Boot docker 大数据 前端 生活 maven golang 软件 spring cloud fintech mac vscode 其他 区块链 以太坊 V神 开发者 技术 股票 git greenplum 分布式事务 chrome mysql flink kafka 设计模式 原理 鸿蒙 seo
最新文章
本文目录