3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php set_exception_handler(function(){echo "++++";}); array_keys(1);
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: array_keys() expects parameter 1 to be array, integer given in /in/Xok88 on line 6
Output for hhvm-3.10.0 - 3.12.0
Warning: array_keys() expects parameter 1 to be an array or collection in /in/Xok88 on line 6
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/Xok88 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 T_FUNCTION, expecting ')' in /in/Xok88 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/Xok88 on line 3
Process exited with code 255.