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@ 2013-05-14T21:48:45Z

<?php

var_dump( preg_match( '//u', "\xf4\x90\xbf\xbf" ) );

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
preg_match: documentation ( source)

preferences:dark modelive preview

33.76 ms | 402 KiB | 5 Q