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run code in 150+ php & hhvm versions
Bugs & Features
<?php function taskRunner(Callable $param) { return call_user_func($param); } class Test { function __invoke() { print "Called".PHP_EOL; } } print call_user_func_array('isEven',array(3)); $b=new Test(); print taskRunner($b);
Output for 5.4.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: call_user_func_array() expects parameter 1 to be a valid callback, function 'isEven' not found or invalid function name in /in/fkt4n on line 13 Called
Output for hhvm-3.10.0 - 3.12.0
Warning: Invalid argument: function: method 'isEven' not found in /in/fkt4n on line 13 Called
Output for 5.3.0 - 5.3.29
Warning: call_user_func_array() expects parameter 1 to be a valid callback, function 'isEven' not found or invalid function name in /in/fkt4n on line 13 Catchable fatal error: Argument 1 passed to taskRunner() must be an instance of Callable, instance of Test given, called in /in/fkt4n on line 16 and defined in /in/fkt4n on line 2
Process exited with code 255.
Output for 5.2.0 - 5.2.17
Warning: call_user_func_array(): First argument is expected to be a valid callback, 'isEven' was given in /in/fkt4n on line 13 Catchable fatal error: Argument 1 passed to taskRunner() must be an instance of Callable, instance of Test given, called in /in/fkt4n on line 16 and defined in /in/fkt4n on line 2
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Warning: call_user_func_array(): First argument is expected to be a valid callback, 'isEven' was given in /in/fkt4n on line 13 Fatal error: Class 'Callable' not found in /in/fkt4n on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/fkt4n on line 2
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 ')' in /in/fkt4n on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/fkt4n on line 2
Process exited with code 255.