useDB; useIlluminate\Database\Eloquent\Builder; useIlluminate\Database\Eloquent\Model; useIlluminate\Support\Collection; useSchema; /** * Jump Helper *@methodstatic $this|Builder query() *@method$this|Builder union($models) *@method$this|Builder unionAll($models) *@method$this|Builder with(.....
最后再使用Eloquent ORM利用模型,在WelcomeController.php文件中运用该模型:WelcomeController.php <?phpnamespaceApp\Http\Controllers;useApp\Models\Student;useIlluminate\Container\Container;classWelcomeController{publicfunctionindex(){$student=Student::first();$data=$student->getAttributes();return$data['name']...
Laravel Media is a package by Jack Robertson for attaching files to eloquent models:An easy solution to attach files to your eloquent models, with image manipulation built in!This package works by handling file uploads via the package’s MediaUploader class. By default, the MediaUploader class ...
Jianne 全栈工程师 @ sinan.fun
和路由差不多,别忘了编辑东西的时候清理一下缓存。...提升性能命令 php artisan optimize 优化五:使用性能更好的Cache和Session驱动 Laravel默认是有缓存的,当你新建一个 Laravel 项目的时候Cache 和 Sessions...如果您信息不够及时,预加载是一种通过使用特定语法来减少发送到数据库的查询数量来提高 Eloquen...
Laravel 9 is now released and includes many new features, including a minimum PHP v8.0 version, controller route groups, a refreshed default Ignition error page, Laravel Scout database engine, Symfony mailer integration, Flysystem 3.x, Improved Eloquent accessors/mutators, and many more features....
Krait is flexible and works with multiple data formats, including: Eloquent collections Regular PHP arrays Laravel collections For this example, we'll use an Eloquent model called Cat, which corresponds to a database table cats containing the following fields: name breed country_code profession Steps...
public function up() { Schema::create('counts', function (Blueprint $table) { $table->bigIncrements('id'); $table->integer('count'); $table->timestamps(); }); } 这是模态: <?php namespace App; use Illuminate\Database\Eloquent\Model; ...
Eloquent ORM: Eloquent Object-Relational Mapping (ORM) ist eine hochentwickelte PHP-basierte Implementierung des Active Record Pattern. Es ermöglicht es dir, Beschränkungen für die Beziehung zwischen Datenbankobjekten durchzusetzen. Außerdem ermöglicht es Entwicklern, Datenbankabfragen mit...
When you query a model, Eloquent returns a collection of models through Laravel's baseCollectionclass. Sometimes you prefer to use a custom collection class where you can define additional methods or override existing ones. You can achieve this by using theCollectedByattribute. ...