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<?php class Ancestor { public function foo() { return 'PARENT'; } } class Child extends Ancestor { public function foo() { return 'CHILD'; } } $foo = new Ancestor; $bar = new Child; var_dump($foo->foo()); var_dump($bar->foo()); var_dump(call_user_func([$bar, 'Ancestor::foo']));
Output for 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
string(6) "PARENT" string(5) "CHILD" Deprecated: Callables of the form ["Child", "Ancestor::foo"] are deprecated in /in/bPhYP on line 16 string(6) "PARENT"
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33
string(6) "PARENT" string(5) "CHILD" string(6) "PARENT"
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/bPhYP on line 16
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[', expecting ')' in /in/bPhYP on line 16
Process exited with code 255.
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/bPhYP on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/bPhYP on line 4
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/bPhYP on line 4
Process exited with code 255.
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