fe js begin 1

HTML

<button onclick="alert('Привіт!');">Клацни сюди!</button>
<br><br>

<span
  id="hoverspan"
  onmouseenter="this.style.background='yellow';"
  onmouseenter="this.style.background='red';">
  наведи на мене мишку
</span>
<br><br>

<input onkeyup="hoverspan.innerText=this.value;"><br><br>

<a href="javascript:void(document.body.style.backgroundColor='pink');">зробити фон рожевим</a>

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fe js begin 1

fe js begin 1

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