What does \ (backslash) do php(5.3?)
<p>What does <code>\</code>. I tried to search for this via google, but had no luck yet.</p>

<p>I ask this question because i was reading the following code which has it all over the place. The <a href="https://github.com/foxbunny/CSRF4PHP/blob/master/CsrfToken.php#L82" rel="nofollow">link</a> will bring you to one of the lines which contains it.</p>
