Laravel is a PHP web application framework with expressive, elegant syntax. We’ve already laid the foundation — freeing you to create without sweating the small things.
(2)使用create方法新增时,需要在模型里增加: protected $fillable=['vip_name','vip_fenshu','vip_type']; //允许批量赋值的字段 控制器里写: Student::create(['vip_name'=>'mmm','vip_fenshu'=>999,'vip_type'=>'出行']); 这样即可新增成功! 3)firstOrCreate()以属性查找记录,若没有则新增 $...
$post = Post::findOrFail(1); $faker = \Faker\Factory::create(); $comment = new Comment(); $comment->content = $faker->paragraph; $comment->user_id = mt_rand(1, 15); $post->comments()->save($comment); Eloquent 底层会自动帮我们维护 commentable_id 和commentable_type 字段。 还可...
2 $flight = App\Flight::firstOrCreate(['name' => 'Flight 10']); 3 4 // 用属性取回航班,当结果不存在时实例化一个新实例... 5 $flight = App\Flight::firstOrNew(['name' => 'Flight 10']); 模型软删除:如果模型有一个非空值 deleted_at,代表模型已经被软删除了。要在模型上启动软删除,...
本书介绍了如何使用 Laravel 4 设计模式开发不同的应用程序并解决重复出现的问题。它将引导您了解广泛使用的设计模式——生成器(管理器)模式、工厂模式、存储库模式和策略模式,并将使您能够在使用 Laravel 开发各种应用程序时使用这些模式。本书将帮助您找到稳定和可接受的解决方案,从而提高应用程序的质量。
1Route::get('/mailable', function () { 2 $invoice = App\Models\Invoice::find(1); 3 4 return new App\Mail\InvoicePaid($invoice); 5});Localizing MailablesLaravel allows you to send mailables in a locale other than the request's current locale, and will even remember this locale if...
composer create-project --prefer-dist laravel/laravel Laravel-admin 5.7.* 如果觉得安装速度慢,可以改一下镜像地址 参考:https://pkg.phpcomposer.com/ 安装完成即显示: 然后在安装时指定的目录会有一个Laravel-admin文件夹 此时需要设置一下Apache 网站目录设置为Laravel-admin下的public ...
With step-by-step instructions, coding challenges, and interactive examples, you’ll gain practical experience while becoming confident in your ability to create scalable, secure, and maintainable Laravel applications. Whether you aim to advance your career, create your web apps, or expand your progr...
If you are running Laravel 5.5 (the package will be auto-discovered), skip this step.Find theprovidersarray key inconfig/app.phpand register theGeocoder Service Provider: // 'providers' => [Geocoder\Laravel\Providers\GeocoderService::class,// ]; ...
接口更接近SQL原生的使用方法,比如:where/join/select/insert/delete/update等,都很容易在数据库的体系内找到相应的操作或指令;EloquentBuilder是对Builder的再封装,EloquentBuilder在Builder的基础之上,定义了一些更复杂,但更便捷的描述接口(见官方文档【Eloquent ORM - 快速入门】一章。),比如:first/firstOrCreate/...