3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php trait X{ function tryA(A $a){ $this->test($a); } abstract function test(A $a); } trait Y{ function tryB(B $b){ $this->test($b); } abstract function test(B $b); } interface LOLI{ function test(A $b); } class LOL implements LOLI{ use X, Y; function test(A $a){} } class A{} class B{} $x = new LOL; $x->tryA(new A); $x->tryB(new B);
based on bYkVn
Output for 7.0.0 - 7.2.0
Fatal error: Declaration of Y::test(B $b) must be compatible with X::test(A $a) in /in/9hpBZ on line 24
Process exited with code 255.
Output for 5.4.11 - 5.6.28
Fatal error: Declaration of Y::test(B $b) must be compatible with X::test(A $a) in /in/9hpBZ on line 28
Process exited with code 255.
Output for 5.4.2 - 5.4.10
Fatal error: Declaration of X::test(A $a) must be compatible with Y::test(B $b) in /in/9hpBZ on line 28
Process exited with code 255.
Output for 5.3.17 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/9hpBZ on line 3
Process exited with code 255.