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Php 先按值再按键对数组排序_Php_Arrays_Sorting_Data Structures - Fatal编程技术网

Php 先按值再按键对数组排序

Php 先按值再按键对数组排序,php,arrays,sorting,data-structures,Php,Arrays,Sorting,Data Structures,假设我有这样一个数组: $array => Array ( [5] => 0.33 [3] => 1 [2] => 0.33 ) 当我执行asort($array)时,我得到: $array => Array ( [5] => 0.33 [2] => 0.33 [3] => 1

假设我有这样一个数组:

    $array => Array
    (
        [5] => 0.33
        [3] => 1             
        [2] => 0.33
    )
当我执行
asort($array)
时,我得到:

    $array => Array
    (
        [5] => 0.33
        [2] => 0.33
        [3] => 1             
    )
如何对其进行排序,以便首先对值进行排序,如果它们具有相同的值,则对键进行排序,以便最终输出为:

   $array => Array
    (
        [2] => 0.33
        [5] => 0.33
        [3] => 1             
    )
你可以试着耍个小把戏

$array = array(
    0 => 1,
    3 => 1,
    7 => 1,
    2 => 0.33,
    5 => 0.33,
    6 => 0.33,
    1 => 0.33,
);
$array_keys = array_keys($array);
array_multisort($array, $array_keys);
$result = array_combine($array_keys, $array);
var_dump($result);