3v4l.org

run code in 300+ PHP versions simultaneously
<?php $slice = [[3,2,54,6,2,5,23,3], [2,23,52,23,3465,235,235]]; foreach ($slice as $col) { array_multisort($col); $slicesort[] = $col; } print_r($slicesort); foreach ($slice as &$col) { sort($col); } print_r($slice);

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48.49 ms | 402 KiB | 5 Q