3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(preg_replace("/^[^a-zA-Z]+|[^a-z0-9_.\-@]+/", "",'_(32jkashdfkj$@#!!&&')); var_dump( preg_replace( '|[^a-z0-9_.\-@]|i', '', '_(32jkashdfkj$#!!&&' ));
Output for 4.3.0 - 7.2.0
string(10) "jkashdfkj@" string(12) "_32jkashdfkj"