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run code in 300+ PHP versions simultaneously
<?php $array = [ 11 => [ 4 => 'apr11timetable.php', 8 => 'aug11timetable.php', 6 => 'jun11timetable.php', 11 => 'nov11timetable.php', 10 => 'oct11timetable.php' ], 12 => [ 4 => 'apr12timetable.php', 8 => 'aug12timetable.php', 2 => 'feb12timetable.php', 6 => 'jun12timetable.php', 10 => 'oct12timetable.php' ] ]; krsort($array); array_walk($array, fn(&$v) => krsort($v)); var_export($array);
Output for 8.1.32, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.15, 8.5.0
array ( 12 => array ( 10 => 'oct12timetable.php', 8 => 'aug12timetable.php', 6 => 'jun12timetable.php', 4 => 'apr12timetable.php', 2 => 'feb12timetable.php', ), 11 => array ( 11 => 'nov11timetable.php', 10 => 'oct11timetable.php', 8 => 'aug11timetable.php', 6 => 'jun11timetable.php', 4 => 'apr11timetable.php', ), )
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