3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface a { function a(); } interface b { function a(); } class ab implements a,b { function a() {} } $ab = new ab();
Output for 5.3.9 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Output for 5.3.0 - 5.3.8
Fatal error: Can't inherit abstract function b::a() (previously declared abstract in a) in /in/g6m3E on line 11
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Fatal error: Can't inherit abstract function b::a() (previously declared abstract in a) in /in/g6m3E on line 10
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/g6m3E on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING in /in/g6m3E on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/g6m3E on line 2
Process exited with code 255.
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301.96 ms | 401 KiB | 459 Q