<form onsubmit="alert('submit!');return false">
  1. 인풋 필드에서 Enter 키 누르기 <input type="text" value="text"><br>
  2. '제출' 버튼 누르기 <input type="submit" value="제출">
</form>

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.