<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>strike tag</title>
<style>
.stk { text-decoration: line-through; }
</style>
</head>
<body>

<p>Version 2.0 is <strike>not yet available!</strike> now available!</p>

<p>The strike element is not supported in HTML5. Use CSS instead.</p>

<p>Version 2.0 is <span class="stk">not yet available!</span> now available!</p>
 
</body>
</html>