JavaScript实现打包下载

npm下载jszip

npm install jszip
npm install file-saver

函数

import JSZip from "jszip";
import { saveAs } from "file-saver";

  //data=[{index:xx, ..., blob:xx}{...}]
  downAllRecord(data: any) {
    let zip = new JSZip();//初始化
    for (let i = 0; i < data.length; i++) {
      let obj = data[i];
      zip.file(obj.index + ".webm", obj.blob);
    }
    zip.generateAsync({ type: "blob" }).then(function(content: Blob) {
      saveAs(content, "Sound.zip");//下载zip
    });
  }