How to implement a shopping cart in Laravel?
Use the session to store the visitor shopping cart, and the database stores the logged-in user shopping cart for persistence; 2. Create a cart table to store user shopping cart data; 3. Create a CartService service class to encapsulate the addition, deletion, modification and search logic; 4. Create a CartController controller to handle shopping cart operations; 5. Define routes in web.php; 6. Create a Blade template to display the cart content; 7. Merge the session shopping cart to the database when the user logs in. This solution implements a hybrid shopping cart system that supports visitors and certified users, and is durable, scalable and meets practical application needs.
Jul 29, 2025 am 03:40 AM
How to add a sitemap to a Laravel application?
Install the spatie/laravel-sitemap package: Install and introduce the spatie/laravel-sitemap package through Composer to support sitemap generation function; 2. Optional configuration: publish configuration files to customize cache, tags or style settings; 3. Create route generation sitemap: Create routes in web.php using SitemapGenerator and return sitemap.xml; 4. Recommended use planning tasks: Create Artisan command and generate sitemap regularly through Laravel scheduler to improve performance; 5. Service static files: routes only return generated static sites
Jul 29, 2025 am 03:30 AM
What is the difference between events and observers in Laravel?
Eventsareusedforgeneralapplication-wideactions,whileobserversarespecificallyforEloquentmodellifecycleevents;1.Eventsaremanuallydispatchedandcanbelistenedtobymultiplelistenersfordecoupledbusinesslogic,2.Observersautomaticallyrespondtomodeleventslikecr
Jul 29, 2025 am 03:22 AM
How to manage assets in Laravel?
Storerawassetsintheresources/directory(CSS,JS,images,fonts).2.UseLaravelMix(viawebpack.mix.js)tocompileassetsintothepublic/folder,leveragingmethodslike.js(),.sass(),and.version()forprocessingandcachebusting.3.Runnpmrundevfordevelopment,npmrunproducti
Jul 29, 2025 am 03:16 AM
Laravel raw SQL query example
Laravel supports the use of native SQL queries, but parameter binding should be preferred to ensure safety; 1. Use DB::select() to execute SELECT queries with parameter binding to prevent SQL injection; 2. Use DB::update() to perform UPDATE operations and return the number of rows affected; 3. Use DB::insert() to insert data; 4. Use DB::delete() to delete data; 5. Use DB::statement() to execute SQL statements without result sets such as CREATE, ALTER, etc.; 6. It is recommended to use whereRaw, selectRaw and other methods in QueryBuilder to combine native expressions to improve security
Jul 29, 2025 am 02:59 AM
How to use JSON columns in MySQL with Laravel?
It is efficient and intuitive to use JSON columns to store flexible data in Laravel and MySQL: 1. Use the json() method to define JSON fields during migration, such as $table->json('settings'); 2. Map fields to JSON through the $casts attribute in the model, and directly access the array data and update nested values using the -> syntax; 3. Use where('settings->theme','dark'), whereJsonContains and whereJsonLength methods to query JSON content; 4. When accessing, it is like an object or array attribute, such as $user-
Jul 29, 2025 am 02:43 AM
How to handle POST requests in Laravel?
DefineaPOSTrouteusingRoute::postinroutes/web.phporroutes/api.php;2.Createacontrollermethodtohandletherequest,retrieveinputvia$request->input(),andprocessdata;3.Include@csrfinBladeformsforCSRFprotection;4.Validateinputusing$request->validate()wi
Jul 29, 2025 am 02:40 AM
How do I choose the right Yii application template for my project?
Choosing the appropriate Yii application template depends on the project size, structural needs and long-term goals. 1. The basic template is suitable for small projects, such as APIs or single-page applications; the advanced template supports multiple entry points and user roles, and is suitable for large and scalable applications. 2. Choose basic templates for simple projects, and choose advanced templates for complex systems. 3. Check whether the template contains pre-built functions, such as RBAC, AdminLTE theme or API structure, to save development time. 4. Considering the team size and future scalability, small teams can start from the foundation, and plan to grow directly using advanced templates. In short, start small, unless you are sure that more structure is needed, the template is just the starting point and can be reconstructed later.
Jul 29, 2025 am 02:15 AM
How to use Laravel Dusk for browser testing?
LaravelDusk simplifies browser automation testing, and runs directly with ChromeDriver without Selenium or JDK. 1. Install: composerrequire--devlaravel/dusk, and then run phpartisandusk:install. 2. Create a test: phpartisandusk:makeLoginTest, use visit(), type(), press(), and assertPathis() to simulate user operations in the test. 3. Common methods include click(), check(), select(), attach(), w
Jul 29, 2025 am 02:14 AM
How to use Vue.js with Laravel?
Laravelversions7andearlierincludeVue.jsbydefault,butfromLaravel8 youmustmanuallyintegrateit;2.TosetupVue3,installVueandViteplugins,configurevite.config.js,updateapp.jstousecreateApp,anduse@viteinBladetemplates;3.VuecommunicateswithLaravelviaAPIroutes
Jul 29, 2025 am 02:04 AM
What are Gates and Policies for authorization in Laravel?
Gates is suitable for simple permission checks without the need for a model, while Policies is suitable for complex scenarios related to the model. Gates defines simple yes/no checks through closures, which is suitable for quickly processing global basic permissions; Policies is a model-based structured class used to manage permissions for operations such as editing, deletion, etc., keeping the logic clear and extensible; the two can be mixed in the same application, and policy classes can be generated through the Artisan command and tested and optimized.
Jul 29, 2025 am 01:54 AM
What is Domain-Driven Design (DDD) in the context of Laravel?
DDDinLaravelisnotbuilt-inbutcanbeappliedtoorganizecomplexbusinesslogicbystructuringcodearoundbusinessdomainsratherthantechnicallayers.1.BoundedContextsdividetheapplicationintomoduleslikeUserModuleorOrderModule,eachcontainingitsownmodels,services,ande
Jul 29, 2025 am 01:41 AM
How do I create a custom Yii widget?
Creating a custom widget is not complicated in Yii, the following are the specific steps. 1. First set up the widget class structure, create a new class in the widgets directory and inherit yii\base\Widget; 2. Then render the view in the run() method to generate more complex HTML content; 3. Then use widgets in the view file and call them through the widget() method; 4. Finally, optionally add configuration options and logic, such as limiting the number of displays, supporting caches, etc., to enhance functionality and flexibility.
Jul 29, 2025 am 01:38 AM
Yii Developers: is it better to use it for a personal project?
Yes,Yiiisrecommendedforpersonalprojectsduetoitsrapiddevelopmentcapabilitiesandscalability.1)ItsimplifiesdatabaseinteractionswithActiveRecord.2)OffersrobustsecurityfeatureslikeCSRFprotection.3)However,itmaybeoverkillforverysmallprojects,andhasasmaller
Jul 29, 2025 am 01:22 AM
Hot tools Tags
Undress AI Tool
Undress images for free
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Clothoff.io
AI clothes remover
Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!
Hot Article
Hot Tools
vc9-vc14 (32+64 bit) runtime library collection (link below)
Download the collection of runtime libraries required for phpStudy installation
VC9 32-bit
VC9 32-bit phpstudy integrated installation environment runtime library
PHP programmer toolbox full version
Programmer Toolbox v1.0 PHP Integrated Environment
VC11 32-bit
VC11 32-bit phpstudy integrated installation environment runtime library
SublimeText3 Chinese version
Chinese version, very easy to use
