Tryit Editor v1.8

Source Code:
<!DOCTYPE html> <html> <head> <script src="../../ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"> </script> <script> $(document).ready(function(){ $("button").click(function(){ $("p.intro").hide(); }); }); </script> </head> <body> <h2 class="intro">This is a heading</h2> <p class="intro">This is a paragraph.</p> <p>This is another paragraph.</p> <button>Click me</button> </body> </html>
Result:
W3Schools.com - Try it yourself