前端下载pdf等文件

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport"
        content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <button onclick="downloadFile()">Download</button>
  <script>
    function downloadFile() {
      var request = new XMLHttpRequest();
      request.responseType = "blob";
    // 传入文件链接 request.open(
"GET", "http://124.128.28.25/20200524140900315079.pdf"); request.onload = function () { var url = window.URL.createObjectURL(this.response); var a = document.createElement("a"); document.body.appendChild(a); a.href = url; a.download = "your_download.pdf" a.click(); } request.send(); } </script> </body> </html>
原文地址:https://www.cnblogs.com/javascripter/p/13447731.html