3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface IFace{ function doSomething(); } class Foo implements IFace { function doSomething() { return 'OK'; } } class Bar { public $face = null; function __construct(IFace $f) { $this->face = $f; } } $bar = new Bar(new Foo());
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 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 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/XeeRi 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/XeeRi on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/XeeRi on line 2
Process exited with code 255.
preferences:
290.67 ms | 401 KiB | 462 Q