md/js/下载功能.js

/*
 * @Description: 
 * @Autor: kindring
 * @Date: 2021-10-12 09:48:05
 * @LastEditors: kindring
 * @LastEditTime: 2021-10-12 09:48:05
 * @LastDescript: 
 */
var blob = res.data;
// FileReader主要用于将文件内容读入内存
var reader = new FileReader();
reader.readAsDataURL(blob);
// onload当读取操作成功完成时调用
reader.onload = function(e) {
    var a = document.createElement('a');
    // 获取文件名fileName
    var fileName = res.headers["content-disposition"].split("=");
    fileName = fileName[fileName.length - 1];
    fileName = fileName.replace(/"/g, "");
    a.download = fileName;
    a.href = e.target.result;
    document.body.appendChild(a);
    a.click();
    document.body.removeChild(a);
}