Php 如何将一个数组与另一个数组排序
我不好意思问这个问题,所以我会尽快回答 我有一个数组,看起来像这样:Php 如何将一个数组与另一个数组排序,php,arrays,sorting,Php,Arrays,Sorting,我不好意思问这个问题,所以我会尽快回答 我有一个数组,看起来像这样: array (size=11) 0 => string 'create' (length=6) 1 => string 'index' (length=5) 2 => string 'restore' (length=7) 3 => string 'renew' (length=5) 4 => string 'check' (length=5) 5 => string
array (size=11)
0 => string 'create' (length=6)
1 => string 'index' (length=5)
2 => string 'restore' (length=7)
3 => string 'renew' (length=5)
4 => string 'check' (length=5)
5 => string 'transfer' (length=8)
6 => string 'delete' (length=6)
7 => string 'update' (length=6)
我想对它进行排序,使它看起来像:
array (size=...)
1 => string 'index' (length=5)
2 => string 'update' (length=6)
3 => string 'renew' (length=5)
and all other values no matter which order
我没有要排序的规则,我只有输出模型数组
我试过了,但我不知道在闭包里写什么:
$modelMenu = array('index', 'update', 'renew');
$myCustomFilter = function($a, $b) use ($modelMenu) {
var_dump($a, $b);
};
usort($list, $myCustomFilter);
谢谢。不需要排序:
$list = array(
0 => 'create'
,1 => 'index'
,2 => 'restore'
,3 => 'renew'
,4 => 'check'
,5 => 'transfer'
,6 => 'delete'
,7 => 'update'
);
$modelMenu = array('index', 'update', 'renew');
$list = array_diff($list,$modelMenu); //Filter out elements in $modelMenu from $list
$list = array_merge($modelMenu,$list); //Put the $modelMenu elements back in at the beginning
echo '<pre>'.print_r($list,true).'</pre>';
以下内容应满足您的需要。它按
$modelmmenu
中的位置进行排序
用于此目的您想对第一个数组进行排序,使其看起来像第二个数组吗?@FayeqAliKhan谢谢,这样做确实很简单。完美;-)
Array
(
[0] => index
[1] => update
[2] => renew
[3] => create
[4] => restore
[5] => check
[6] => transfer
[7] => delete
)
$myCustomFilter = function($a, $b) use ($modelMenu) {
$aSortOrder = array_search($a, $modelMenu);
$bSortOrder = array_search($b, $modelMenu);
if($aSortOrder === false){
$aSortOrder = count($modelMenu);
}
if($bSortOrder === false){
$bSortOrder = count($modelMenu);
}
return $aSortOrder-$bsortOrder;
};