<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>遍历文件夹</title>
  <style>
    img {
      width: 200px;
      height: auto;
      display: block;
      margin-bottom: 10px;
    }
  </style>
</head>
<body>
  <input type="file" id="fileInput" multiple webkitdirectory directory>
  <output id="list"></output>

  <script>
    const fileInput = document.getElementById('fileInput');
    const list = document.getElementById('list');

    fileInput.addEventListener('change', async (event) => {
      const files = event.target.files;
      for (const file of files) {
        if (file.isFile) {
          const reader = new FileReader();
          reader.onload = (e) => {
            const img = document.createElement('img');
            img.src = e.target.result;
            list.appendChild(img);
          };
          reader.readAsDataURL(file);
        } else if (file.isDirectory) {
          const dirReader = await file.createReader();
          const entries = await dirReader.readEntries();
          for (const entry of entries) {
            await handleEntries(entry);
          }
        }
      }
    });

    async function handleEntries(entry) {
      if (entry.isFile) {
        const reader = new FileReader();
        reader.onload = (e) => {
          const img = document.createElement('img');
          img.src = e.target.result;
          list.appendChild(img);
        };
        reader.readAsDataURL(entry);
      } else if (entry.isDirectory) {
        const dirReader =

原因是工作本身要处理很多图片,但是文件夹下挨个找很麻烦,所以想利用所学的知识(用纯前端来实现一个浏览图片并点击跳转的页面),不过现在看来纯前端是实现不了了,也懒得管,后期再学学js吧。