3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $regexp = '/^ba\/r$/ui'; $regexpModifiers = substr(strrchr($regexp, "/"), 1); var_dump(strstr($regexpModifiers, 'i'));
based on gp6A7
Output for 4.3.0 - 7.2.0
string(1) "i"