Bind vs. Click vs. Delegate vs. Live
JavaScript performance comparison
Info
Determining whether it is faster to use click(), bind(), delegate(), or live() on click events.
Preparation code
<div id="extra-dom-content">
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
<a href="#">Home</a>
</div>
<a href="#">Home</a>
<ul id="nav">
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
<li><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Blog</a></li>
</ul>
<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
Preparation code output
Test runner
Warning! For accurate results, please disable Firebug before running the tests. (Why?)
Java applet disabled.
| Test | Ops/sec | |
|---|---|---|
Bind |
|
pending… |
Click |
|
pending… |
Delegate |
|
pending… |
Live |
|
pending… |
Each |
|
pending… |
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Revisions
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- Revision 1: published by Trevor Davis
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