3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface A {} interface B {} interface C {} interface AB extends A, B {} interface AC extends A, C {} interface BC extends B, C {} interface ABC extends AB, AC, BC {} $o = new class implements ABC {}; var_dump($o instanceof A); var_dump($o instanceof B); var_dump($o instanceof C); var_dump($o instanceof AB); var_dump($o instanceof ABC);
Output for 7.0.0 - 7.0.20, 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
bool(true) bool(true) bool(true) bool(true) bool(true)
Output for 5.6.0 - 5.6.29
Parse error: syntax error, unexpected 'class' (T_CLASS) in /in/lGiPH on line 13
Process exited with code 255.
preferences:
98.43 ms | 1662 KiB | 4 Q