[英]Sorting the array with Custom Key in PHP
I have an array of one structure like below 我有一个像下面这样的结构的数组
$array1 = array(
[123] => array('1'=>'1','2'=>'3'),
[345] => array('1'=>'3','2'=>'5'),
[789] => array('1'=>'1','2'=>'5'),
[567] => array('1'=>'6','2'=>'5'),
);
and another array structure as $array2 = array(567,345,789,123);
和
$array2 = array(567,345,789,123);
Now i want to sort this one with php sort function, i mean sort the first array with second one to looks like the desired output something like below 现在我想用php排序函数对这个排序,我的意思是用第二个排序第一个数组看起来像所需的输出,如下所示
$array1 = array(
[567] => array('1'=>'6','2'=>'5'),
[345] => array('1'=>'3','2'=>'5'),
[789] => array('1'=>'1','2'=>'5'),
[123] => array('1'=>'1','2'=>'3'),
);
I want to get these desired result with any sorting function which is already exists. 我想用任何已经存在的排序函数得到这些期望的结果。
Thanks. 谢谢。
Loop your $array2
and populate a third array as follows: 循环你的
$array2
并填充第三个数组,如下所示:
$array1 = array(
[123] => array('1'=>'1','2'=>'3'),
[345] => array('1'=>'3','2'=>'5'),
[789] => array('1'=>'1','2'=>'5'),
[567] => array('1'=>'6','2'=>'5'),
);
$array2 = array(567,345,789,123);
$orderedArray = array();
foreach ($array2 as $key) {
$orderedArray[$key] = $array1[$key];
}
And if you want a function: 如果你想要一个功能:
function orderArray($arrayToOrder, $keys) {
$ordered = array();
foreach ($keys as $key) {
if (isset($arrayToOrder[$key])) {
$ordered[$key] = $arrayToOrder[$key];
}
}
return $ordered;
}
$myOrderedArray = orderArray($array1, $array2);
这个怎么样?
$sortedArray = array_replace(array_flip($array2), $array1);
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