3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pf = array( 'a' => 1, 'b' => 2 ); print_r( $pf); class tst { public $aa = 1; public $bb = 2; } $cvar = new tst; print_r($cvar); print_r($cvar->aa); ?>

preferences:
26.31 ms | 402 KiB | 5 Q