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Technical Articles

PHP Framework

Laravel

How to set up a database in Laravel?

Configure database connection information in .env files, including DB_CONNECTION, DB_HOST, DB_PORT, DB_DATABASE, DB_USERNAME and DB_PASSWORD; 2. Optionally verify whether the .env variable is correctly referenced in config/database.php; 3. Create a migration file using phpartisanmake:migration and run phpartisanmigrate to generate data tables; 4. Create an Eloquent model through phpartisanmake:model and set the $fillable attribute to support batch assignment; 5. In the routing

Aug 20, 2025 am 07:02 AM

How to test console commands in Laravel

Usetheartisan()methodtoruncommandsandassertExitCode(0)toverifysuccess.2.Forinteractivecommands,useexpectsQuestion()tosimulateuserinputandexpectsOutput()toverifyoutput.3.Passargumentsandoptionsasanarraytoartisan()fortestingCLIparameters.4.UseexpectsOu

Aug 20, 2025 am 06:29 AM

laravel unit test

How to use observers with Eloquent models in Laravel?

Createanobserverusingphpartisanmake:observerUserObserver--model=User.2.Definemethodslikecreated,updated,deletedintheobservertohandleEloquentevents.3.RegistertheobserverinEventServiceProviderbycallingUser::observe(UserObserver::class)inthebootmethod.O

Aug 20, 2025 am 06:18 AM

How to implement event sourcing in Laravel

Understandcoreconceptslikeevents,aggregate,eventstore,andreplaying;2.Createaneventstablewithaggregate_type,aggregate_id,event_type,payload,andversion;3.DefinedomaineventssuchasOrderPlacedandOrderShippedasplainPHPclasses;4.BuildanaggregaterootlikeOrde

Aug 20, 2025 am 03:50 AM

How to create a user profile page in Laravel?

SetupLaravelauthenticationusingLaravelBreezeorsimilar;2.Createaprotectedprofilerouteinweb.php;3.BuildaBladeviewtodisplayuserinformationlikename,email,andjoindate;4.Addaprofilelinkinthenavigationthatappearsonlyforauthenticatedusers;5.Optionally,create

Aug 20, 2025 am 03:18 AM

How to version a Laravel API effectively?

Useurl-Basedversioning (e.g.,/V1,/V2) Simplicityandbetterdeveveloperexperience.2.organizecodebyCreating parateltrollersandr EsourCesforhaacapiversiontopreventbreakingchanges.3.VeragelaraveleksurCestoformatresponsesdifferentlyacross versions, alike

Aug 20, 2025 am 01:44 AM

laravel api version control

How to work with database seeding in Laravel

Database fill is used in Laravel development to quickly insert test or initial data to ensure environmental consistency; first create a fill class using phpartisanmake:seeder, insert data through DB::insert or model factory in the run() method, such as inserting user records; you can specify to run a single filler through phpartisandb:seed--class, or multiple fillers are called sequentially in DatabaseSeeder to handle foreign key dependencies; combined with model factory, a large amount of test data can be generated, and a factory is created using phpartisanmake:factory and define field generation rules, and then call User::

Aug 20, 2025 am 12:03 AM

laravel 數(shù)據(jù)庫(kù)填充

How to build a chat application with Laravel

Install Laravel and set up authentication, and quickly build login and registration functions using Breeze or Fortify; 2. Create message table migration and run to store chat content; 3. Configure broadcast drivers as Pusher, install LaravelEcho and PusherJS to implement WebSocket communication; 4. Create Message model and controller, write acquisition and storage message logic, and broadcast new message events; 5. Create MessageSent event class to implement ShouldBroadcastNow interface, specify broadcast channels and data; 6. Define authentication routes in web.php, including chat pages, obtain messages and send message interfaces; 7. Create chat.

Aug 18, 2025 pm 12:00 PM

laravel chat application

How to work with URL generation and signed routes in Laravel?

Laravel provides route() helper function and signature routing function to generate a secure URL; first use route('profile',['id'=>1]) to generate the basic URL; to create a signed route, you need to add ->middleware('signed'); when generating a signed URL, use URL::signedRoute() to create a permanent signature link; use URL::temporarySignedRoute('unsubscribe',now()->addMinutes(30),['user'=>1]) to create a limited-time signature link;

Aug 18, 2025 am 11:34 AM

url generation 簽名路由

How to handle errors in Laravel

LaravelhandleserrorsviatheApp\Exceptions\Handlerclass,wherereport()logsexceptionsandrender()convertsthemtoHTTPresponses;2.CustomexceptionslikeInvalidOrderExceptioncanbecreatedandhandledinrender()toreturnspecificresponses;3.Validationerrorsareautomati

Aug 18, 2025 am 11:31 AM

laravel Error handling

How to use the repository pattern in Laravel

Using the warehouse model can effectively separate data access logic in Laravel, 1. Define interfaces and clear contracts; 2. Create an Eloquent implementation class to process database operations; 3. Bind interfaces and implementations in the service provider; 4. Use the warehouse through dependency injection in the controller; 5. Optionally add a cache layer through the decorator to enhance performance; this model is suitable for complex applications that require decoupling and testability, but should not be overused in simple CRUD projects, ultimately improving the maintainability and scalability of the code.

Aug 18, 2025 am 11:21 AM

How to use WebSockets in Laravel

ChooseaWebSocketdriverlikePusherorLaravelWebSockets;2.InstallLaravelWebSocketsviaComposerandpublishitsconfig;3.SetBROADCAST_DRIVER=pusherin.env,installpusher-php-server,andconfigurebroadcastingoptionswithlocalhostandport;4.Createabroadcasteventimplem

Aug 18, 2025 am 08:53 AM

How to use Laravel Forge for deployment

LaravelForgeisaserverautomationplatformthatsimplifiesdeployingLaravelapplicationsbymanaginginfrastructureanddeploymentscripts.1.Setupyourserverbyconnectingacloudprovider,creatingaserverviaForge,andaddingyoursitewithadomain,whichautomaticallyconfigure

Aug 18, 2025 am 07:55 AM

deploy

How to implement OAuth2 server in Laravel

LaravelPassport simplifies the implementation of OAuth2 server, 1. Install laravel/passport and run the migration; 2. Execute passport:install to generate encryption keys and clients; 3. Introduce HasApiTokens in the User model; 4. Call Passport::routes() in AuthServiceProvider; 5. Set the API authentication guard to passport; 6. Issuing access tokens through passwordgrant or authorizationcodeflow; 7. Use auth:api middleware to protect routes; 8. Optional settings

Aug 18, 2025 am 07:24 AM