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<?php class MyClass { private static function test2($arg) { return "test({$arg})"; } public static function test() { echo call_user_func('self::test2', 'test'); } } call_user_func('MyClass::test');
based on AR4q8
Output for 5.3.0 - 7.2.0
test(test)
Output for 5.2.2 - 5.2.17
Fatal error: Cannot call method self::test2() or method does not exist in /in/4oWI2 on line 7
Process exited with code 255.
Output for 5.1.0 - 5.2.1
Warning: call_user_func(MyClass::test): Unable to call MyClass::test() in /in/4oWI2 on line 10
Output for 5.0.0 - 5.0.5
Warning: call_user_func(MyClass::test): First argument is expected to be a valid callback in /in/4oWI2 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/4oWI2 on line 3
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/4oWI2 on line 3
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/4oWI2 on line 3
Process exited with code 255.