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run code in 150+ php & hhvm versions
Bugs & Features
<?php $func = 'strtolower'; $invoker = function(callable $invocation, array $args) { return call_user_func_array($invocation, $args); }; var_dump($invoker($func, array('TEST')));
Output for 5.4.0 - 7.1.0
string(4) "test"
Output for 5.3.0 - 5.3.29
Catchable fatal error: Argument 1 passed to {closure}() must be an instance of callable, string given, called in /in/QAngR on line 7 and defined in /in/QAngR on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/QAngR 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 in /in/QAngR on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/QAngR on line 4
Process exited with code 255.