获取所选文件的文件名

<input type="file" id="fileInput">
<script>
  const fileInput = document.getElementById('fileInput');
  fileInput.addEventListener('change', (event) => {
    const selectedFile = event.target.files[0];
    const fileName = selectedFile.name;
    console.log('Selected file name:', fileName);
  });
</script>

const express = require('express');
const multer = require('multer');

const app = express();
const upload = multer({ dest: 'uploads/' });

app.post('/upload', upload.single('file'), (req, res) => {
  const fileName = req.file.originalname;
  console.log('Uploaded file name:', fileName);
  res.send('File uploaded successfully.');
});

app.listen(3000, () => {
  console.log('Server is running on port 3000');
});