3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump( preg_replace('/[^0-9]/', '', '123abc45', -1 ); );
Output for 5.3.0 - 5.4.28
Parse error: syntax error, unexpected ';' in /in/XG9P6 on line 4
Process exited with code 255.