3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [[1, 2, 3], [4, 5, 6], [7, 8, 9]]; $j = -1; for ($i=2; $i > -1; $i--) { print_r($array[$i][$j]); }

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33.67 ms | 402 KiB | 5 Q