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 - 8.2.31, 8.3.0 - 8.3.32, 8.4.1 - 8.4.23, 8.5.0 - 8.5.8
X::foo X foo foo foo
preferences:
60.54 ms | 875 KiB | 4 Q