3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo($x){ echo "foo is called" . PHP_EOL; } class Foo { function bar($x) { echo "bar is called" . PHP_EOL; } } foo(10, 20); (new Foo())->bar(20, 30);
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
foo is called bar is called
preferences:
62.56 ms | 402 KiB | 62 Q