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Technical Articles

PHP Framework

Yii Developer: How to Write professional code?

TowriteprofessionalcodeinYii,followthesekeypractices:1)UnderstandandadheretoYii'sMVCarchitectureforseparationofconcerns.2)LeverageYii'sfeatureslikeActiveRecord,butoptimizedatabasequeries.3)Implementrobusterrorhandlingandlogging.4)Prioritizesecuritywi

Jun 25, 2025 am 12:07 AM

php yii

How do I escape HTML output in a Blade template using {{{ ... }}}? (Note: rarely used, prefer {{ ... }})

InLaravelBladetemplates,use{{{...}}}todisplayrawHTML.Bladeescapescontentwithin{{...}}usinghtmlspecialchars()topreventXSSattacks.However,triplebracesbypassescaping,renderingHTMLas-is.Thisshouldbeusedsparinglyandonlywithfullytrusteddata.Acceptablecases

Jun 23, 2025 pm 07:29 PM

Blade template HTML escape

How do I create forms in Yii?

The core process of creating a form in the Yii framework includes four steps: 1. Create a model class, define fields and verification rules; 2. Process the form submission and verification logic in the controller; 3. Render form elements in the view using ActiveForm; 4. Pay attention to CSRF protection, layout and style configuration. The model class sets the required items and data formats through the rules() method. The controller uses load() and validate() to process the submitted data. The view uses ActiveForm to automatically generate input boxes with labels and error prompts, and can customize the layout and styles, thereby achieving a complete form system.

Jun 23, 2025 am 12:03 AM

yii framework Create a form

How do I use Laravel's validation system to validate form data?

Laravelprovidesrobusttoolsforvalidatingformdata.1.Basicvalidationcanbedoneusingthevalidate()methodincontrollers,ensuringfieldsmeetcriterialikerequired,maxlength,oruniquevalues.2.Forcomplexscenarios,formrequestsencapsulatevalidationlogicintodedicatedc

Jun 22, 2025 pm 04:09 PM

laravel form validation

What is the Eloquent ORM in Laravel?

EloquentORMisLaravel’sbuilt-inobject-relationalmapperthatsimplifiesdatabaseinteractionsusingPHPclassesandobjects.1.Itmapsdatabasetablestomodels,enablingexpressivesyntaxforqueries.2.Modelscorrespondtotablesbypluralizingthemodelname,butcustomtablenames

Jun 22, 2025 am 09:37 AM

laravel orm

What is the .env file in Laravel, and how do I use it?

The .env file is a configuration file used in the Laravel project to store environment variables. It separates sensitive information from code and supports multi-environment switching. Its core functions include: 1. Centrally manage database connections, API keys and other configurations; 2. Call variables through env() or config() functions; 3. After modification, the configuration needs to be refreshed before it takes effect; 4. It should not be submitted to version control to prevent leakage; 5. Multiple .env files can be created for different environments. When using it, you should first define variables and then call them in conjunction with configuration file to avoid direct hard coding.

Jun 22, 2025 am 01:03 AM

laravel .env file

How do I use the authorize method in controllers to authorize actions?

Theauthorizemethodchecksifthecurrentuserhaspermissiontoperformaspecificactiononaresource,andraisesanexceptionifnot.Touseiteffectively,firstloadtheresource,thencallauthorizewiththatresource,andhandleunauthorizedaccessbyrescuingfromtheexceptionglobally

Jun 22, 2025 am 01:02 AM

controller Authorize

How do I customize the authentication views and logic in Laravel?

Laravel allows custom authentication views and logic by overriding the default stub and controller. 1. To customize the authentication view, use the command phpartisanvendor:publish-tag=laravel-auth to copy the default Blade template to the resources/views/auth directory and modify it, such as adding the "Terms of Service" check box. 2. To modify the authentication logic, you need to adjust the methods in RegisterController, LoginController and ResetPasswordController, such as updating the validator() method to verify the added field, or rewriting r

Jun 22, 2025 am 01:01 AM

How do I write feature tests in Laravel?

FeaturetestsinLaravelsimulateuserbehaviortotesthowdifferentpartsofyourapplicationworktogether.Towritethem,youuseArtisantocreateatestfilewithphpartisanmake:testExampleTest,thenutilizebuilt-inmethodslikeget(),post(),andassertionssuchasassertStatus()and

Jun 22, 2025 am 01:01 AM

laravel Feature Testing

What are the different types of tests in Laravel (unit tests, feature tests)?

Laravelprovidesseveraltypesoftestsincludingunit,feature,browser(Dusk),andPesttests.1.Unittestsfocusonisolatedpartslikemethodsorclasses,arefast,anddon’tinvolvethefullframework.2.FeaturetestssimulateHTTPrequeststotestroutes,controllers,andworkflowsend-

Jun 22, 2025 am 12:55 AM

unit test

How do I use the @can Blade directive to check authorization permissions?

In Laravel, the @canBlade directive is used to check in the view whether the user has permission to perform a specific action. 1. The basic usage is @can('ability name', model), for example, when displaying the "Edit" button, use @can('edit-post',$post) to wrap the link; 2. You can combine the @else or @cannot instructions to handle alternative content when there is no permission; 3. If the policy method requires multiple parameters, it can be passed through an array, such as @can('update-comment',[$comment,$post]); 4. For global permissions that do not involve the model, you can directly use @can('manage-settings') to check. Should

Jun 22, 2025 am 12:54 AM

What is a single action controller?

Single action controllers are suitable for handling a single HTTP request, especially when logic is complex but no full controller is required. It keeps the code concise by including only one __invoke method, which is commonly found in the Laravel or RubyonRails framework; usage scenarios include building endpoints for non-standard resource routing, API development and microservices; when created, it can be generated through command-line tools and written directly in __invoke; the key point is to keep it lightweight, focus on a single responsibility, and use it in combination with form requests or service classes to improve maintainability.

Jun 22, 2025 am 12:46 AM

How do I mock dependencies in Laravel tests?

TomockdependencieseffectivelyinLaravel,usedependencyinjectionforservices,shouldReceive()forfacades,andMockeryforcomplexcases.1.Forinjectedservices,use$this->instance()toreplacetherealclasswithamock.2.ForfacadeslikeMailorCache,useshouldReceive()tod

Jun 22, 2025 am 12:42 AM

dependency injection

Is Yii developers a job with future?

Yii developers' career prospects still exist, but require diversified skills. 1) Yii still has demand in enterprise applications, but the market competition is fierce. 2) Yii skills can be transferred to other PHP frameworks. 3) Yii community has small support but sufficient resources. 4) Improve career flexibility by learning other frameworks and keeping Yii updated.

Jun 22, 2025 am 12:09 AM

yii development Employment prospects