3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $preg_match("/((?:F?+(?:^(?(R)a+\"){99}-))(?J)(?'R'(?'R'<((?'RR'(?'R'\){97)?J)?J)(?'R'(?'R'\){99|(:(?|(?'R')(\k'R')|((?'R')))H'R'R)(H'R))))))/","WenGuanxing");
Output for 7.0.0 - 7.2.0
Notice: Undefined variable: preg_match in /in/KvPJY on line 2 Fatal error: Uncaught Error: Function name must be a string in /in/KvPJY:2 Stack trace: #0 {main} thrown in /in/KvPJY on line 2
Process exited with code 255.
Output for 5.3.21 - 5.6.28
Notice: Undefined variable: preg_match in /in/KvPJY on line 2 Fatal error: Function name must be a string in /in/KvPJY on line 2
Process exited with code 255.