The chunkWhile method breaks the collection into multiple, smaller collections based on the evaluation of the given callback. The $chunk variable passed to the closure may be used to inspect the previous element:$collection = collect(str_split('AABBCCCD')); $chunks = $collection->chunkWhile(...
You may pass multiple arguments to the groupBy method to group by multiple columns:1$users = DB::table('users') 2 ->groupBy('first_name', 'status') 3 ->having('account_id', '>', 100) 4 ->get();To build more advanced having statements, see the havingRaw method....
$this->StudentList = Student::get(); $data = $this->StudentList->sortBy('date', SORT_NATURAL)->groupby('date'); ($data); GroupBy Result array:14 [▼ "2024-01-01" => Illuminate\Database\Eloquent\Collection {#1977 ▶} "2024-01-02" => Illuminate\Database\Eloquent\Collection {#1...
The cards method on the billable model instance returns a collection of Laravel\Cashier\Card instances:$cards = $user->cards(); To retrieve the default card, the defaultCard method may be used;$card = $user->defaultCard(); Determining If A Card Is On FileYou may check if a ...
Once we have defined the relationship, we can access the collection of comments by accessing the comments property. Recall that, because Eloquent provides "dynamic properties", we can also access relationship methods as if they were defined as properties on the model: ...
$monthly_orders = Order::raw(function ($collection) { return $collection->aggregate([ [ '$group' => [ "_id" => '$customer_id', 'customer_id' => ['$first' => '$customer_id'], 'sum' => ['$sum' => '$total_amount'] ...
You can also perform raw expressions on the internal MongoCollection object. If this is executed on the model class, it will return a collection of models. If this is executed on the query builder, it will return the original response. ...
You may pass multiple arguments to the groupBy method to group by multiple columns:1$users = DB::table('users') 2 ->groupBy('first_name', 'status') 3 ->having('account_id', '>', 100) 4 ->get();For more advanced having statements, see the havingRaw method....
If different models use different columns for ownership, you can register them separately:Bouncer::ownedVia(Post::class, 'created_by'); Bouncer::ownedVia(Order::class, 'entered_by');For greater control, you can pass a closure with your custom logic:...
Of course, in addition to retrieving all of the records for a given table, you may also retrieve single records using find or first. Instead of returning a collection of models, these methods return a single model instance: 通过find或first方法来检索单条记录 ...