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@ 2013-09-24T09:58:00Z

<?php
function formatLink($post) {


        if(preg_match('/^\>\>[0-9]{+}$/', $post))
        {
            return "<font color=\"red\">".htmlentities($post)."</font>";
        }
        else
        {
            return "<font color=\"#b7b7b7\">".htmlentities($post)."</font>";  
        }
    }

    echo formatLink(">>86721678");

Output
Performance
VLD
References
Branches

preg_match: documentation ( source)
htmlentities: documentation ( source)

preferences:dark modelive preview

40.88 ms | 402 KiB | 5 Q