$collection->each(function ($item, $key) { if (/* some condition */) { return false; }});eachSpread()The eachSpread method iterates over the collection's items, passing each nested item value into the given callback:$collection = collect([['John Doe', 35], ['Jane Doe', 33...
The eachSpread method iterates over the collection's items, passing each nested item value into the given callback:$collection = collect([['John Doe', 35], ['Jane Doe', 33]]); $collection->eachSpread(function ($name, $age) { // });...
The eachSpread method iterates over the collection's items, passing each nested item value into the given callback:$collection = collect([['John Doe', 35], ['Jane Doe', 33]]); $collection->eachSpread(function ($name, $age) { // });...
The eachSpread method iterates over the collection's items, passing each nested item value into the given callback:$collection = collect([['John Doe', 35], ['Jane Doe', 33]]); $collection->eachSpread(function ($name, $age) { // });...
$collection->prepend(0, 'zero'); // 以键从集合中移除并返回一个项目: $collection->pull('name'); // 附加一个项目到集合后面: $collection->push(5); // put 在集合内设置一个给定键和数值: $collection->put('price', 100); // 从集合中随机返回一个项目: $collection->random(); // 传入...
The diffKeys method compares the collection against another collection or a plain PHP array based on its keys. This method will return the key / value pairs in the original collection that are not present in the given collection:1$collection = collect([ 2 'one' => 10, 3 'two' => 20...
The Arr::forget method removes a given key / value pair from a deeply nested array using "dot" notation:use Illuminate\Support\Arr;$array = ['products' => ['desk' => ['price' => 100]]];Arr::forget($array, 'products.desk');// ['products' => []]...
在Laravel 8 中,whereHas 方法允许你在查询构建器中添加一个子查询,以确保关联模型满足某些条件。相关模型作用域(Model Scope)是一种定义可重用的查询逻辑的方式,它可以帮助你保持代码的整洁和可维护性。 基础概念 模型作用域:模型作用域是一个定义在 Eloquent 模型中的方法,它返回一个查询构建器实例,允许你...
The query builder will now return a Collection by default instead of an array. This is potentially a breaking change but it will now keep results from either the query builder or Eloquent uniform. #Cache Helper Laravel 5.3 includes a new cache() global helper that allows you to get, put,...
The collection methods that provide higher order messages are: contains, each, every, filter, first, map, partition, reject, sortBy, sortByDesc, and sum.Each higher order message can be accessed as a dynamic property on a collection instance. For instance, let's use the each higher order ...