3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('franz' => array('x', 'deleon'), 'cheryl' => array('x', 'chua')); sort($a); var_dump($a);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(2) { [0]=> array(2) { [0]=> string(1) "x" [1]=> string(4) "chua" } [1]=> array(2) { [0]=> string(1) "x" [1]=> string(6) "deleon" } }

preferences:
301.2 ms | 406 KiB | 459 Q