3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class test { public static function xxx() { echo __METHOD__; } } call_user_func('test::xxx');
Output for 5.2.2 - 7.1.0
test::xxx
Output for 5.1.0 - 5.2.1
Warning: call_user_func(test::xxx): Unable to call test::xxx() in /in/QsOTW on line 10
Output for 5.0.0 - 5.0.5
Warning: call_user_func(test::xxx): First argument is expected to be a valid callback in /in/QsOTW on line 10
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/QsOTW on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/QsOTW on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/QsOTW on line 4
Process exited with code 255.