JSFiddle - React, Tailwind, and code Playground

by huuzoo

HTML

<div class="frame">
<p>onKeydownの表示：<span id="onkeydown"></span></p>
</div>
<input type="text" id="keydownForm" onkeydown="keydownCheck()">

CSS

.frame {
  padding: 5px;
}

JavaScript

function keydownCheck() {
	var keydownValue = document.getElementById( "keydownForm" ).value;
  document.getElementById( "onkeydown" ).innerHTML = keydownValue;
}