<?phpnamespaceIlluminate\Database\Query;useClosure;useIlluminate\Support\Collection;useIlluminate\Database\ConnectionInterface;useIlluminate\Database\Query\Grammars\Grammar;useIlluminate\Database\Query\Processors\Processor;classBuilder{//methods and variables come here} 如您所见,Eloquent 模型使用一些类,如Data...
// Perform a Join with the “orders” table, checking for the presence of matching // “user_id” column in “orders” table and “id” column of the “user” table. ->join('orders', '', '=', 'orders.user_id') // Retrieve users from the table as an array of objects containin...
The validator also allows you to attach callbacks to be run after validation is completed. This allows you to easily perform further validation and even add more error messages to the message collection. To get started, use the after method on a validator instance:1$validator = Validator::make...
If a model has a non-null deleted_at value, the model has been soft deleted. To enable soft deletes for a model, use the Illuminate\Database\Eloquent\SoftDeletes trait on the model and add the deleted_at column to your $dates property:...
maatwebsite laravel excel导出列与下拉列表工作表事件的实现可能会相当混乱，很难找到例子，所以当我看到...
本文翻译改编自Laravel 的十八个最佳实践 这篇文章并不是什么由 Laravel 改编的 SOLID 原则、模式等。 只是为了让你注意你在现实生活的 Laravel 项目中最常忽略的内容。 单一责任原则 一个类和一个方法应该只有一个职责。 错误的做法: publicfunction getFullNameAttribute() ...
}elseif($this->$relationinstanceofCollection){ $this->$relation->each(function(Model$relation){ $relation->touchOwners(); }); } } } 可以看到,touchOwners函数会调用touch函数,该函数用于更新父模型的时间戳: publicfunctiontouch() { $column=$this->getRelated()->getUpdatedAtColumn(); ...
namespace App\Tables; use App\Models\User; use Okipa\LaravelTable\Table; use Okipa\LaravelTable\Column; use Okipe\LaravelTable\Formatters\Date; use Okipa\LaravelTable\Abstracts\AbstractTableConfiguration; class UsersTable extends AbstractTableConfiguration { protected function table(): Table { return ...
Add Bouncer's trait to your user model: use Illuminate\Database\Eloquent\Model; use Silber\Bouncer\Database\HasRolesAndAbilities; class User extends Model { use HasRolesAndAbilities; } Create an instance of Bouncer: use Silber\Bouncer\Bouncer; $bouncer = Bouncer::create(); // If you are ...
php artisanmake:migration add_multiple_column_to_notes b) 上面的命令将创建一个新的迁移文件,因此需要转到数据库/迁移文件夹,打开文件并根据您的需要添加列: Laravel Migration在现有表中添加多列 c) 最后,运行下面的命令在数据库表中添加列 php artisan migrate ...