3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php interface aa { public function aa($a,$b); } class a implements aa { public function aa() { } }
Output for 5.4.0 - 7.1.0
Fatal error: Declaration of a::aa() must be compatible with aa::aa($a, $b) in /in/eAIUf on line 8
Process exited with code 255.
Output for 5.0.0 - 5.3.29
Fatal error: Declaration of a::aa() must be compatible with that of aa::aa() in /in/eAIUf on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/eAIUf 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/eAIUf on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/eAIUf on line 2
Process exited with code 255.