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<?php class Foo{ public static function Bar($num){ $num*=50; } } function sillyboy(){ echo 'sillyboy'; } function inc(&$p1){ $p1++; } $f = 'Foo::Bar'; $f2 = 'sillyboy'; if (is_callable($f)){ call_user_func($f); } if (is_callable($f2)){ call_user_func($f2); } $num = 3; call_user_func_array('Foo::Bar', array(&$num)); echo $num;
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught ArgumentCountError: Too few arguments to function Foo::Bar(), 0 passed in /in/TkCVL on line 23 and exactly 1 expected in /in/TkCVL:4 Stack trace: #0 /in/TkCVL(23): Foo::Bar() #1 {main} thrown in /in/TkCVL on line 4
Process exited with code 255.

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