3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php if (!preg_match("^[a-zA-Z0-9.-_]+\@[a-zA-Z0-9.-_]\+.[a-zA-Z0-9.-_]+$",$email)); die ("Not a valid email format!"); }
Output for 5.3.0 - 5.4.17
Parse error: syntax error, unexpected '}' in /in/D5Ds4 on line 6
Process exited with code 255.