js 删除文件

function deleteFile(fileName) {
  fetch('/delete-file', {
    method: 'POST',
    headers: {
      'Content-Type': 'application/json'
    },
    body: JSON.stringify({ fileName: fileName })
  })
  .then(response => response.json())
  .then(data => {
    if (data.success) {
      console.log('文件删除成功');
    } else {
      console.log('文件删除失败:', data.message);
    }
  })
  .catch(error => console.error('Error:', error));
}

const express = require('express');
const fs = require('fs');
const app = express();

app.use(express.json());

app.post('/delete-file', (req, res) => {
  const fileName = req.body.fileName;
  if (!fileName) {
    return res.status(400).json({ success: false, message: '文件名不能为空' });
  }

  fs.unlink(fileName, (err) => {
    if (err) {
      return res.status(500).json({ success: false, message: err.message });
    }
    res.json({ success: true });
  });
});

app.listen(3000, () => {
  console.log('服务器运行在 http://localhost:3000');
});