3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [ 'test' => 1, 'test2' => 2, ]; var_dump(sizeof($a)); class Test { private $test = 1; private $test2 = 2; } $b = new Test(); var_dump(sizeof($b));

preferences:
30.66 ms | 402 KiB | 5 Q