按键降序排序kay值

Question

说我有一个类似的数组，

$x = [1012 => "banana",2012 => "orange", 2 => "chocolate"];

我应该得到如下结果：

$x = [2012 => "orange",1012 => "banana",2 => "chocolate"];

所以根据关键位置的数字按降序排列。

Answer 1

将krsort()用于此

$x = [1012 => "banana",2012 => "orange", 2 => "chocolate"];
krsort($x);