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@ 2013-10-03T15:05:10Z

<?php

$secret = 123456;

$data = '$secret = 1337';
$q = ".*)/e\0";

preg_replace("/($q)/i", '<em>\\1</em>', $data);

var_dump($secret);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
preg_replace: documentation ( source)

preferences:dark modelive preview

59.26 ms | 402 KiB | 5 Q