how to prevent form from submitting on again enter code example

Example 1: how to stop form from submitting on enter

<form ... onkeydown="return event.key != 'Enter';">

Example 2: prevent form submission on enter key

<form action="...">
  <!-- Prevent implicit submission of the form -->
  <button type="submit" disabled style="display: none" aria-hidden="true"></button>

  <!-- ... -->

  <button type="submit">Submit</button>
</form>