3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(preg_match(\#user_id\, 'http://c.cpa6.ru/3U9P/#user_id#'))
Output for 5.4.0 - 5.4.16
Parse error: syntax error, unexpected end of file, expecting identifier (T_STRING) in /in/BQGUI on line 2
Process exited with code 255.
Output for 5.3.0 - 5.3.26
Parse error: syntax error, unexpected $end, expecting T_STRING in /in/BQGUI on line 2
Process exited with code 255.