<?php $array = Array ( '3' => 10, '2' => 2, '5' => 'Nakiya', ); /** * Sort an array by key. */ function sortbyKeys($array, $direction = 'ASC') { $direction = (strtolower($direction) === 'desc') ? SORT_DESC : SORT_ASC; if ($direction === SORT_ASC) { ksort($array); } else { krsort($array); } return $array; } var_dump(sortbyKeys($array));
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