php 二维数组按照指定字段进行排序

$allItem = [
    ["id"=>10,"updated_at"=>"2018-11-01"],
    ["id"=>88,"updated_at"=>"2018-10-05"],
    ["id"=>33,"updated_at"=>"2018-10-25"],
];

array_multisort(array_column($allItem, 'updated_at'), SORT_DESC, $allItem);
print_r($allItem);
原文地址:https://www.cnblogs.com/zhaoyang-1989/p/9890742.html