二维数组按照某一列排序

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/**
 * 二维数组排序方法,数字的倒叙排列
 * @param arr
 * @param field
 */
function sortArrByField(&$array, $field, $desc = false){
    $fieldArr = array();
    foreach ($array as $k => $v) {
        $fieldArr[$k] = $v[$field];
    }
    $sort = $desc == false ? SORT_ASC : SORT_DESC;
    array_multisort($fieldArr, $sort, $array);
 
    return $array;
}