3v4l.org

run code in 300+ PHP versions simultaneously
<?php class X { function x(); } $a = new X(); $a.x();
Output for 5.5.24 - 5.5.31, 5.6.8 - 5.6.17, 7.0.0 - 7.0.2
Fatal error: Non-abstract method X::x() must contain body in /in/J3MBN on line 5
Process exited with code 255.
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166.99 ms | 1395 KiB | 28 Q