3v4l.org

run code in 300+ PHP versions simultaneously
<?php $list = [ [0 => "F"], [1 => "E"], [60 => "B"], [20 => "C"], [14 => "D"], [100 => "A"] ]; array_multisort(array_map('key', $list), SORT_DESC, $list); var_export($list);
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
array ( 0 => array ( 100 => 'A', ), 1 => array ( 60 => 'B', ), 2 => array ( 20 => 'C', ), 3 => array ( 14 => 'D', ), 4 => array ( 1 => 'E', ), 5 => array ( 0 => 'F', ), )
preferences:
94.37 ms | 407 KiB | 5 Q