Counting JavaScript HTML DOM Elements (Nodes)

This JS snippet will fire an alert telling you how many DOM elements are on your web page.

javascript: (function(){alert(document.getElementsByTagName('*').length);}());

Bookmarklet

Get the bookmarklet here.

This is handy as a bookmarklet. The actual bookmarklet is on another page because Markdown doesn't support JS.

Just follow the link above and then add the link shown to your favorites in any modern browser.