3v4l.org

run code in 500+ PHP versions simultaneously
<?php class X { function foo() { print __METHOD__.PHP_EOL; print __CLASS__.PHP_EOL; print __FUNCTION__.PHP_EOL; } } (new x)->foo(); function foo() { print __METHOD__.PHP_EOL; print __CLASS__.PHP_EOL; print __FUNCTION__.PHP_EOL; } foo();
Output for 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.21, 8.5.0 - 8.5.6
X::foo X foo foo foo
preferences:
32.63 ms | 847 KiB | 4 Q