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run code in 150+ php & hhvm versions
Bugs & Features
<?php /** @see https://bugs.php.net/bug.php?id=35057 */ interface A { public function foo($id); } abstract class B { abstract public function foo($id); } class C extends B { public function foo($id) { echo "foo\n"; } } class D extends C implements A {} var_dump(new D);
Output for 5.3.9 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
object(D)#1 (0) { }
Output for 5.0.0 - 5.3.8
Fatal error: Can't inherit abstract function A::foo() (previously declared abstract in B) in /in/oH2Tq on line 22
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/oH2Tq on line 4
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 in /in/oH2Tq on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/oH2Tq on line 4
Process exited with code 255.