strtr() ??

[martinb7]

Hi, my friend gave me this function but im not quite sure on what strtr() does

Also why the return statement??

Any ideas??

function htmlannoysme($txt) {
$ab['<'] = '&lt;';
$ab['>'] = '&gt;';
$ab['&quot;'] = '&quot;';
$txt = strtr($txt, $ab);
return $txt;
}

Thanx

Martin

 

[DRJ478]

The best resource for questions like this is the online PHP manual. You can consult it and it will probably answer 80% of all questions.
Here's the reference:

http://www.php.net/manual/en/function.strtr.php