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Technical Articles

PHP Framework

How to use logging in Laravel

LaravelloggingissimpleandpowerfulusingMonolog,withlogswrittenviatheLogfacadeorlogger()helper,supportinglevelslikedebug,info,error,andcritical;1.UseLog::info('message',['context'])orlogger()->error('msg')forlogging;2.Configurechannelsinconfig/loggi

Aug 17, 2025 am 12:46 AM

How to write feature tests in Laravel

Create functional tests Use phpartisanmake:testUserRegistrationTest and ensure that the class inherits TestCase; 2. Use $this->get(), ->post() and other methods to simulate HTTP requests and assert status or redirect; 3. Reset the database through RefreshDatabase, create test data in combination with the model factory and simulate user login with actingAs(); 4. Test middleware and authorization logic, such as unauthenticated users jump to the login page or prohibit access to other people's resources; 5. Use assertSessionHasErrors() to verify form verification errors; 6. Pass Uploa

Aug 17, 2025 am 12:42 AM

How to secure a Laravel application

KeepdependenciesupdatedbyrunningcomposerupdateandusingtoolslikeDependabot.2.UseCSRFprotectionandvalidateinputwithLaravel’svalidationsystem.3.Secureauthenticationwithbcrypt,enforcestrongpasswords,andimplementratelimiting.4.PreventSQLinjectionbyusingEl

Aug 17, 2025 am 12:03 AM

How to implement authorization with Gates and Policies

UseGatesforglobal,non-modelauthorizationchecksandPoliciesformodel-specificactions.2.DefineGatesinAuthServiceProviderwithclosure-basedlogicforpermissionslike'access-admin'or'edit-post'.3.GeneratePoliciesviaartisancommandanddefinemethodslikeview,update

Aug 16, 2025 am 11:28 AM

Authorize

How to create a forum with Laravel

SetupLaravelandinstalldependenciesusingComposerandLaravelBreezeforauthentication.2.CreatethedatabasestructurewithmodelsforUser,Thread,andPost,thenrunmigrations.3.Definerelationshipsinthemodels:Userhasmanythreadsandposts,Threadbelongstouserandhasmanyp

Aug 16, 2025 am 11:02 AM

laravel forum

How to implement access control in Yii

UseAccessControlfilterincontrollerbehaviorsforsimpleaccessrulesbasedonroles,actions,IP,orHTTPverbs.2.ImplementRBACbyconfiguringauthManagerinweb.php,creatingrolesandpermissionsviaconsoleorscript,andcheckingaccessusinguser->can()incontrollersorviews

Aug 16, 2025 am 10:46 AM

yii Access control

How to use caching in Laravel

Configure cache driver: Set CACHE_DRIVER=redis in the .env file, and configure the corresponding driver in config/cache.php to ensure that the Redis extension and predis/predis or phpredis package are installed; 2. Use the Cache facade: store data through Cache::put(), Cache::get() gets data and supports closure default values, Cache::has() checks existence, Cache::forget() deletes a single item, Cache::flush() clears all caches; 3. Use cache helper functions: use cache() global assistant to implement get or put operations,

Aug 16, 2025 am 10:43 AM

How to work with enums in Laravel models and migrations?

Using string fields and PHP enumeration is the best way to handle enumerations in Laravel. 1. Use string type fields in the migration and optionally add checkIn constraints; 2. Define PHP enum with string backing value (PHP8.1); 3. Automatically convert fields into enum instances through $casts in the model; 4. Use Rule::in(Enum::values()) in form verification to ensure that the input is legal; 5. Use Enum::cases() or fake()->enum() in factory and seed files to generate test data; 6. Use the ->value attribute of the enum or directly compare the enum instances when querying. Should

Aug 16, 2025 am 10:29 AM

laravel enumerate

How to work with the filesystem in Laravel

Laravel’sStoragefacadewithFlysystemprovidesaunifiedAPIforlocalandcloudstorage.2.Usediskslikelocal,public,ors3configuredinconfig/filesystems.php,accessedviaStorage::disk('name').3.Commonoperationsincludeput,get,exists,delete,andmetadatamethodslikesize

Aug 16, 2025 am 08:54 AM

How to upgrade Yii framework to the latest version

CheckyourcurrentYiiversionusingcomposershowyiisoft/yii2-coreorinspectcomposer.json.2.UnderstandthatYii3isnotbackwardcompatiblewithYii2,requiringafullmigrationratherthananin-placeupgrade,asYii3adoptsPSRstandards,dependencyinjection,PHP7.4 ,andanamespa

Aug 16, 2025 am 08:01 AM

yii framework version upgrade

How to create a RESTful API with Yii

Install Yii2 project; 2. Configure URL beautification rules; 3. Create ActiveRecord model for corresponding database tables; 4. Use yii\rest\ActiveController to create a REST controller; 5. Optionally put the API controller into the API namespace; 6. Set the response format to JSON; 7. Add authentication such as HttpBearerAuth; 8. Automatically handle verification errors and return JSON format error information; 9. Use curl or Postman to test the API; 10. Customize actions and behaviors as needed to finally realize an API interface with complete functions and following REST specifications.

Aug 16, 2025 am 04:28 AM

yii

How to create a real-time chat application with Laravel and WebSockets?

Create a Laravel project and install Sanctum and Pusher packages; 2. Configure Pusher credentials and set up broadcast drivers; 3. Create a message model and migration; 4. Create a MessageSent event that implements ShouldBroadcast; 5. Set up Sanctum authentication and API routing and implement a message controller; 6. Install and configure LaravelEcho and PusherJS in the front-end; 7. Use Echo to join the chat channel and listen to messages; 8. Define broadcast authorization logic in channels.php; 9. Start the service and test real-time message delivery. You can choose to build a LaravelWebSockets service, and the entire process is through Lar

Aug 16, 2025 am 04:23 AM

How to install Yii framework using Composer

Ensuresystemrequirementsaremet:PHP7.4 (PHP8.0 forYii3),Composer,andawebserver;2.InstallYii2usingcomposercreate-projectyiisoft/yii2-app-basicmyprojectorYii3usingcomposercreate-projectyiisoft/yii-project-templatemyproject;3.ForYii2advancedtemplate,runp

Aug 16, 2025 am 03:11 AM

How to write clean code in Laravel

Keepcontrollersthinbymovingbusinesslogictoserviceclassesandusingformrequestsforvalidation.2.Avoidfatmodelsbylimitingthemtorelationships,accessors,mutators,andscopes,anddelegatingcomplexlogictoservicesorrepositories.3.Useformrequeststoencapsulatevalid

Aug 16, 2025 am 12:13 AM

laravel Code specifications