3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [[1,2,3,4],[1,2,3,4],[3,4,5,6],[3,4,5,6]]; $result = []; foreach ($array as $row) { foreach (array_reverse($row) as $i => $v) { $result[$i][] = $v; } } var_export($result);

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