3v4l.org

run code in 300+ PHP versions simultaneously
<?php $key = "infoscom.ipad"; $pattern = '/(' . str_replace('.', '\.', $this->usrAgtPrefix) . '\.\w+);/i'; $ua = "Mozilla/5.0 (infoscom.iPad.1; U; CPU OS 3_2 like Mac OS X; en-us) AppleWebKit/531.21.10 (KHTML, like Gecko) Version/4.0.4 Mobile/7B334b Safari/531.21.10"; var_dump(preg_match($pattern, $ua, $reMatches), $reMatches);

preferences:
46 ms | 402 KiB | 5 Q