Introduction to Laravel

Laravel is a modern PHP framework for building web applications. It provides elegant tools for routing, database, authentication, and more.

Why Laravel?

• Elegant syntax and conventions
• Built-in authentication system
• Eloquent ORM for database
• Blade templating engine
• Built-in testing support
• Massive ecosystem and community

Syntax

LARAVEL

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# Install Laravel
composer create-project laravel/laravel myapp

# Start development server
php artisan serve

# Create a controller
php artisan make:controller PostController

# Create a model with migration
php artisan make:model Post -m

Laravel Hello World

PHP

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<?php
// routes/web.php
use Illuminate\Support\Facades\Route;

Route::get("/", function () {
    return view("welcome");
});

// Or a controller-based route
use App\Http\Controllers\HomeController;

Route::get("/", [HomeController::class, "index"]);
Route::get("/about", function () {
    return "About Us";
});

Try It Yourself

Practice

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Exercise

Create a Laravel route that returns a view with the text "Hello Laravel!".

Answer

Route::get("/hello", function () {
    return "Hello Laravel!";
});

Quick Quiz

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What is Eloquent in Laravel?

A templating engine

An ORM for database operations

A routing system

A testing tool

Eloquent is Laravel's ORM (Object-Relational Mapping) for database operations.

Retry Quiz

Interview Questions

What is the difference between PHP and Laravel?

PHP is a programming language. Laravel is a framework built on top of PHP that provides pre-built tools, patterns, and structures to make development faster and more organized. Laravel follows the MVC (Model-View-Controller) architecture.

Next Lesson

Routing