title: Why form auto submit not working?
body: <p>Why this accepted answer doesn't work for me?</p>
  
  <p><a href="https://stackoverflow.com/questions/4856916/automatically-submitting-a-form-when-an-upload-file-is-chosen">Automatically submitting a form when an upload file is chosen</a></p>
  
  <p>my code:</p>
  
  <pre><code>&lt;form&gt;
  &lt;input id="id_image" name="image" onchange="this.form.submit();" type="file"&gt;
  &lt;input id="send" type="submit" value="submit" name="submit"&gt;
  &lt;/form&gt;
  </code></pre>