文件上传

<form method="post" enctype="multipart/form-data">
  <div>
    <label for="image_uploads">Choose images to upload (PNG, JPG)</label>
    <input type="file" id="image_uploads" name="image_uploads" accept=".jpg, .jpeg, .png" multiple>
  </div>
  <div class="preview">
    <p>No files currently selected for upload</p>
  </div>
  <div>
    <button>Submit</button>
  </div>
</form>