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<?php class ParentClass { public function test(stdClass $thing) { print_r($thing); } } class ChildClass extends ParentClass { public function test($thing = null) { print_r($thing); } } $child = new ChildClass(); $child->test(new stdClass());
based on uNOLP
Output for 7.2.0
stdClass Object ( )
Output for 7.0.0 - 7.1.10
Warning: Declaration of ChildClass::test($thing = NULL) should be compatible with ParentClass::test(stdClass $thing) in /in/iPH5g on line 17 stdClass Object ( )
Output for 5.4.11 - 5.6.28
Strict Standards: Declaration of ChildClass::test() should be compatible with ParentClass::test(stdClass $thing) in /in/iPH5g on line 17 stdClass Object ( )
Output for 5.3.21 - 5.3.29
Strict Standards: Declaration of ChildClass::test() should be compatible with that of ParentClass::test() in /in/iPH5g on line 17 stdClass Object ( )