3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php interface A { function foo(); } interface B extends A { abstract function foo(); } class C implements B { function foo() { echo "aa"; } }
Output for 5.1.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.6 - 7.1.0
Fatal error: Access type for interface method B::foo() must be omitted in /in/Q54X0 on line 8
Process exited with code 255.
Output for 7.0.0 - 7.0.5
Output for 5.0.0 - 5.0.5
Fatal error: Can't inherit abstract function A::foo() (previously declared abstract in B) in /in/Q54X0 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/Q54X0 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/Q54X0 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Q54X0 on line 3
Process exited with code 255.