Code Explainers

Laravel code explainers

php 
<?php
 
namespace App\Http\Controllers;
 

Building a paginated XML sitemap in Laravel

pagination seo collections
Intermediate 8 steps
php 
<?php
 
namespace App\Http\Controllers;
 

Building a health check endpoint in Laravel

health-check invokable-controller error-handling
Intermediate 8 steps
php 
<?php
 
namespace App\Http\Middleware;
 

Enforcing upload quotas with Laravel middleware

middleware quota-enforcement collections
Intermediate 8 steps
php 
<?php
 
namespace App\Rules;
 

How a custom coupon rule validates in Laravel

validation eloquent business-rules
Intermediate 7 steps
php 
<?php
 
namespace App\Mail;
 

Building a queued digest email in Laravel

mailable queueing localization
Intermediate 6 steps
php 
<?php
 
namespace App\Http\Controllers;
 

How a soft-delete restore endpoint works in Laravel

soft-deletes authorization single-action-controller
Intermediate 5 steps
php 
<?php
 
namespace App\Models;
 

Auto-pruning old records with Laravel's Prunable

pruning eloquent cleanup
Intermediate 5 steps
php 
<?php
 
namespace App\Http\Controllers;
 

Building a multi-step onboarding wizard in Laravel

session-state validation multi-step-forms
Intermediate 9 steps
php 
<?php
 
namespace App\Listeners;
 

Generating responsive images in a Laravel listener

queued jobs event listeners image processing
Intermediate 7 steps
php 
<?php
 
namespace App\Jobs;
 

Debouncing a Laravel shipping-rate job

queues debouncing atomic-locks
Advanced 9 steps
php 
<?php
 
namespace App\Models\Concerns;
 

Building soft deletes as an Eloquent trait in Laravel

traits soft-delete global-scope
Intermediate 10 steps
php 
<?php
 
namespace App\Services;
 

Idempotent role assignment in Laravel

many-to-many pivot-data idempotency
Intermediate 8 steps
php 
<?php
 
namespace App\Listeners;
 

How event subscribers group listeners in Laravel

event-driven subscribers queues
Intermediate 6 steps
php 
<?php
 
namespace App\Services;
 

How user impersonation works in Laravel

authentication authorization session
Intermediate 8 steps
php 
class OrderReceiptController extends Controller
{
    public function store(Request $request, Order $order)
    {

Handling receipt uploads in a Laravel controller

file-upload validation authorization
Intermediate 5 steps
php 
<?php
 
namespace App\Http\Middleware;
 

Caching HTTP responses with Laravel middleware

middleware caching http
Intermediate 8 steps
php 
<?php
 
namespace App\Http\Controllers;
 

A cached autocomplete endpoint in Laravel

caching validation query-ranking
Intermediate 8 steps
php 
<?php
 
namespace App\Http\Controllers;
 

Handling Stripe webhooks in Laravel

webhooks signature-verification dependency-injection
Intermediate 7 steps