02.The power of JavaScript-5

HTML

<!DOCTYPE html>
<html>
<body>
<h2>02.The power of JavaScript-5</h2>
<h3>Hide HTML elements.</h3>



<p>JavaScript can show hidden HTML elements.</p>

<p id="demo" style="display:none">Hello JavaScript!</p>

<button type="button" onclick="document.getElementById('demo').style.display='block'">Click Me!</button>

</body>
</html>

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Console

Debug your Fiddle with a minimal built-in JavaScript console.

02.The power of JavaScript-5

HTML

Please Whitelist JSFiddle in your content blocker.

Join the 4+ million users, and keep the JSFiddle dream alive.

Ad-free

Use pre-released features

Fiddle collections

Private collections and fiddles

Console