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@ 2014-10-01T21:02:44Z

<?php

$str = 'aa';
if(substr($str, 0, 3) == pack("CCC", array(0xaa, 0xbb, 0xcc)))
        {
            $str = substr($str, 3);
        }

Output
Performance
VLD
References
Branches

substr: documentation ( source)
pack: documentation ( source)

preferences:dark modelive preview

41.08 ms | 402 KiB | 5 Q