3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php interface a { public function foo (a $var); } interface b extends a { public function foo (); }
Output for 5.4.0 - 7.1.0
Fatal error: Declaration of b::foo() must be compatible with a::foo(a $var) in /in/EA2MA on line 7
Process exited with code 255.
Output for 5.3.9 - 5.3.29
Fatal error: Declaration of b::foo() must be compatible with that of a::foo() in /in/EA2MA on line 7
Process exited with code 255.
Output for 5.0.0 - 5.3.8
Fatal error: Can't inherit abstract function a::foo() (previously declared abstract in b) in /in/EA2MA on line 7
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/EA2MA 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 in /in/EA2MA on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/EA2MA on line 3
Process exited with code 255.