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 $student=Student::firstOrCreate(['vip_name'=>'mmm']); echo $student; (4)firstOrNew()以属性查找记录,若没有则会创建新的实例。若需要保存,...
有时候我们需要判断某条数据是否存在,如果存在更新,否则插入,那可能你需要`updateorcreate` 如下测试我输出了每次执行的sql >>> \App\Models\Admin\User::updateorcreate(['name'=>'php'],['email'=>'php@qq .com']) mysql[SQL] select * from `users` where (`name` = ?) limit 1 in 1 s bind...
DB::table('users')->whereIn('id',function($query){$query->select(DB::raw('paper_type_id as blablabla'))->from('product_catagory')->whereIn('id',array(...))->where('active',1);})->get(); 这样使用 DB::raw,还有 whereRaw 方法,你几乎就是在写原生的SQL语句了。比较直观。缺点是...
During the creation of the application, Laravel created adatabase/database.sqlitefile for you, and ran the necessary migrations to create the application's database tables. If you prefer to use another database driver such as MySQL or PostgreSQL, you can update your.envconfiguration file to us...
After validation completes, select Create. The deployment takes a few minutes to complete, and creates the following resources: Resource group→ The container for all the created resources. App Service plan→ Defines the compute resources for App Service. A Linux plan in the P1v2 tier is crea...
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.
1.Create cron job class.namespace App\Jobs\Timer; use App\Tasks\TestTask; use Swoole\Coroutine; use Hhxsv5\LaravelS\Swoole\Task\Task; use Hhxsv5\LaravelS\Swoole\Timer\CronJob; class TestCronJob extends CronJob { protected $i = 0; // !!! The `interval` and `isImmediate` of cron ...
You can create options for Laravel models like this: Options::forModels(Wizard::class); Use a single model like this: Options::forModels(Wizard::first()); Or for a collection of models: Options::forModels(Wizard::all()); You can also pass a Builder instance: Options::forModels(Wizard...
To create a raw expression, you may use the DB::rawmethod:$users = DB::table('users') ->select(DB::raw('count(*) as user_count, status')) ->where('status', '<>', 1) ->groupBy('status') ->get(); JoinsInner Join StatementThe query builder may also be used to write join ...
Migrated: 2016_04_09_134106_create_tasks_table 注意:由于laravel自带了users和password_resets两个migration,所以我们执行php artisan migrate时有了3个表被创建 5. 创建view并在blade模版视图resources.tasks.index中引用模型数据 @foreach($tasksas$task)<li> ...