Code Explainers

Laravel code explainers

php 
<?php
 
namespace App\Events;
 

How a broadcast event works in Laravel

broadcasting websockets events
Intermediate 5 steps
php 
<?php
 
namespace App\Services;
 

Caching tenant dashboard metrics in Laravel

caching multi-tenancy aggregation
Intermediate 7 steps
php 
<?php
 
namespace App\Http\Controllers\Auth;
 

Rate-limited login in Laravel

authentication rate-limiting validation
Intermediate 9 steps
php 
<?php
 
namespace App\Http\Controllers;
 

Streaming a large CSV export in Laravel

streaming csv-export memory-efficiency
Intermediate 9 steps
php 
<?php
 
namespace App\Http\Controllers;
 

Verifying Stripe webhooks in Laravel

webhooks signature-verification event-dispatch
Intermediate 8 steps
php 
<?php
 
namespace App\Http\Controllers;
 

Building a filtered product index in Laravel

query-builder validation conditional-queries
Intermediate 9 steps
php 
<?php
 
namespace App\Models\Scopes;
 

How a tenant global scope works in Laravel

multi-tenancy global-scope query-builder
Intermediate 5 steps
php 
<?php
 
namespace App\Observers;
 

How Eloquent observers hook lifecycle events in Laravel

observers lifecycle-hooks queues
Intermediate 6 steps
php 
<?php
 
namespace App\Rules;
 

How a custom phone validation rule works in Laravel

validation custom-rules dependency
Intermediate 6 steps
php 
<?php
 
namespace App\Providers;
 

Binding a payment gateway in Laravel

dependency-injection service-container interface-binding
Intermediate 7 steps
php 
<?php
 
namespace App\Http\Controllers\Auth;
 

How a Laravel registration endpoint works

validation database-transactions events
Intermediate 8 steps
php 
<?php
 
namespace App\Http\Controllers;
 

Handling avatar uploads in Laravel

file-upload image-processing validation
Intermediate 8 steps
php 
class PostController extends Controller
{
    public function index(Request $request)
    {

Eager loading without N+1 in Laravel

eager-loading n+1 query-builder
Intermediate 9 steps
php 
class PostController extends Controller
{
    public function index(Request $request): AnonymousResourceCollection
    {

Filtered, paginated JSON APIs in Laravel

eloquent query-builder api-resources
Intermediate 8 steps
php 
<?php
 
namespace App\Console;
 

How task scheduling works in Laravel

scheduling cron fluent-api
Intermediate 7 steps
php 
<?php
 
namespace App\Policies;
 

How authorization policies gate updates in Laravel

authorization policies access control
Intermediate 7 steps
php 
<?php
 
namespace App\Http\Requests;
 

How a Laravel FormRequest validates input

validation form-request input-sanitization
Intermediate 6 steps
php 
<?php
 
namespace App\Models;
 

Polymorphic comments in Laravel with morphTo

polymorphism eloquent relationships
Intermediate 5 steps