3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $txt='A B C ()'; preg_replace(/[\s+\(\)\&]/, '_',$txt); echo $txt;
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.4.26
Parse error: syntax error, unexpected '/', expecting ')' in /in/9gQtF on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '/', expecting ')' in /in/9gQtF on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/9gQtF on line 3
Process exited with code 255.