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run code in 150+ php & hhvm versions
Bugs & Features
<?php interface Concrete { function foo(); } class Bar { } abstract class AbsConcrete implements Concrete { abstract protected function foo(); } class Customer extends AbsConcrete { public function init() { echo "init\n"; } public function foo( Bar $me = null, Bar $lala = null ) { echo "foo\n"; } } $customer = new Customer; $customer->init(); $customer->foo( new Bar, new Bar );
Output for 5.3.9 - 5.6.28, 7.0.0 - 7.1.0
Fatal error: Access level to AbsConcrete::foo() must be public (as in class Concrete) in /in/72MbA on line 9
Process exited with code 255.
Output for hhvm-3.12.0
Fatal error: Uncaught Error: Access level to AbsConcrete::foo() must be public (as in interface Concrete) in /in/72MbA:9 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.10.0
Fatal error: Access level to AbsConcrete::foo() must be public (as in interface Concrete) in /in/72MbA on line 9
Process exited with code 255.
Output for 5.0.0 - 5.3.8
Fatal error: Can't inherit abstract function Concrete::foo() (previously declared abstract in AbsConcrete) in /in/72MbA on line 9
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/72MbA on line 2
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/72MbA on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/72MbA on line 2
Process exited with code 255.