循环遍历集合-Laravel
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Looping through collections -Laravel
提问by Maxwell
I was trying to loop through a collection based on the key
我试图遍历基于键的集合
What I am trying to accomplish here is to group each company based on the alphabet in my view.
我想在这里完成的是根据我认为的字母表对每个公司进行分组。
How do I loop through this??
我如何遍历这个？？
$results = $companies->sortBy('name')->groupBy(function ($item, $key) {
return substr($item['name'], 0, 1);
});
dump($results);
Controller
控制器
回答by Rwd
As an alternative to @msonowal's answer you can also use each():
作为@msonowal 答案的替代方案，您还可以使用each()：
$results->each(function ($collection, $alphabet) {
dump($alphabet, $collection);
});
However, if you're going to loop through them in a blade file you would use:
但是，如果您要在刀片文件中循环它们，您将使用：
@foreach ($results as $alphabet => $collection)
{!! dump($alphabet, $collection) !!}
@endforeach
回答by msonowal
foreach($results as $alphabet => $collection) {
dump($alphabet, $collection);
}
