3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php error_reporting(-1); set_error_handler(function($a, $b, $c, $d) { return false; }); trigger_error('E_USER_WARNING'); echo $a; ?>
based on 7kCIu
Output for 5.3.0 - 7.2.0
Notice: E_USER_WARNING in /in/Mk3Dv on line 9 Notice: Undefined variable: a in /in/Mk3Dv on line 11
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/Mk3Dv on line 4
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 T_FUNCTION, expecting ')' in /in/Mk3Dv on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/Mk3Dv on line 4
Process exited with code 255.