Which selector is faster?
<p>I'm searching for the existance of one matching selector.  Which is faster?</p>

<pre><code>$('a[rel="something"]').first().length &gt; 0)
</code></pre>

<p>or</p>

<pre><code>$('a[rel="something"]').length &gt; 0)
</code></pre>

<p>Thanks!</p>
