useWebWorkerFn

使用 Promise 的简单语法运行昂贵的函数而不阻塞 UI。alewin/useWorker 端口。

¥Run expensive functions without blocking the UI, using a simple syntax that makes use of Promise. A port of alewin/useWorker.

示例

源代码演练场

Current Time: 2025-08-18 22:16:35 979

This is a demo showing sort for large array (5 million numbers) with or w/o WebWorker.
Clock stops when UI blocking happens.

用法

¥Usage

基本示例

¥Basic example

import { useWebWorkerFn } from '@vueuse/core'

const { workerFn } = useWebWorkerFn(() => {
  // some heavy works to do in web worker
})

使用依赖

¥With dependencies

import { useWebWorkerFn } from '@vueuse/core'

const { workerFn, workerStatus, workerTerminate } = useWebWorkerFn(
  dates => dates.sort(dateFns.compareAsc),
  {
    timeout: 50000,
    dependencies: [
      'https://cdnjs.cloudflare.com/ajax/libs/date-fns/1.30.1/date_fns.js', // dateFns
    ],
  },
)

使用本地依赖

¥With local dependencies

TypeScript

import { useWebWorkerFn } from '@vueuse/core'

const pow = (a: number) => a * a

const { workerFn, workerStatus, workerTerminate } = useWebWorkerFn(
  numbers => pow(numbers),
  {
    timeout: 50000,
    localDependencies: [pow]
  },
)

import { useWebWorkerFn } from '@vueuse/core'
const pow = (a) => a * a
const { workerFn, workerStatus, workerTerminate } = useWebWorkerFn(
  (numbers) => pow(numbers),
  {
    timeout: 50000,
    localDependencies: [pow],
  },
)

网络工作者

¥Web Worker

在开始使用此函数之前，我们建议你阅读 网络工作者 文档。

¥Before you start using this function, we suggest you read the Web Worker documentation.

信用

¥Credit

该函数是 Alessio Koci 对 https://github.com/alewin/useWorker 的 Vue 移植，借助 @Donskelle 进行迁移。

¥This function is a Vue port of https://github.com/alewin/useWorker by Alessio Koci, with the help of @Donskelle to migration.