Aide-mémoire Laravel

Gratuit

Une référence Laravel imprimable et consultable — Artisan, routage, Eloquent, le générateur de requêtes, migrations, Blade, validation et collections. Gratuit.

Artisan CLI

php artisan serve

Start the local development server

php artisan make:model Post -mcr

Model with migration, controller and resource

php artisan make:controller PostController

Generate a new controller class

php artisan make:migration create_posts_table

Create a new migration file

php artisan migrate

Run pending database migrations

php artisan migrate:fresh --seed

Drop all tables, re-migrate and seed

php artisan db:seed

Run the database seeders

php artisan tinker

Open an interactive REPL shell

php artisan route:list

List all registered routes

php artisan optimize

Cache config, routes and views

php artisan queue:work

Process jobs on the queue

php artisan schedule:work

Run the scheduler in the foreground

php artisan storage:link

Symlink storage to the public path

php artisan key:generate

Generate the application key

Routing

Route::get('/users', [UserController::class, 'index'])

Define a GET route to a controller

Route::post('/users', [UserController::class, 'store'])

Define a POST route

Route::put('/users/{user}', [UserController::class, 'update'])

Define a PUT route

Route::patch('/users/{user}', [UserController::class, 'update'])

Define a PATCH route

Route::delete('/users/{user}', [UserController::class, 'destroy'])

Define a DELETE route

Route::get('/users/{id}', $fn)

Required route parameter

Route::get('/users/{id?}', $fn)

Optional route parameter

Route::get('/profile', $fn)->name('profile')

Name a route for URL generation

Route::get('/admin', $fn)->middleware('auth')

Attach middleware to a route

Route::resource('posts', PostController::class)

Route::prefix('admin')->group(function () {})

Group routes under a URI prefix

Route::controller(PostController::class)->group($fn)

Group routes to one controller

Route::fallback($fn)

Handle unmatched routes (404)

Controllers

php artisan make:controller PostController --resource

Resource controller with CRUD methods

public function __invoke(Request $request)

Single-action invokable controller

public function index() {}

List resources (resource method)

public function store(Request $request) {}

Persist a new resource

public function show(Post $post) {}

Show one resource (route model binding)

public function __construct(PostService $svc) {}

Inject a dependency via the constructor

return view('posts.index', ['posts' => $posts])

Return a Blade view with data

return response()->json($data)

Return a JSON response

return redirect()->route('posts.index')

Redirect to a named route

return back()

Redirect to the previous page

Eloquent ORM

Post::all()

Get every record

Post::find($id)

Find a record by primary key

Post::where('active', true)->first()

First record matching a condition

Post::create(['title' => 'Hi'])

Mass-assign and persist a record

$post->update(['title' => 'Edited'])

Update an existing model

$post->delete()

Delete a model instance

Post::firstOrCreate(['slug' => $slug])

Find or create a matching record

Post::updateOrCreate($attrs, $values)

Update if found, otherwise create

Post::with('author')->get()

Eager load a relationship

public function comments() { return $this->hasMany(Comment::class); }

One-to-many relationship

public function author() { return $this->belongsTo(User::class); }

Inverse one-to-many relationship

protected $fillable = ['title', 'body'];

Mass-assignable attributes

protected function casts(): array { return ['published_at' => 'datetime']; }

Attribute casts (casts() method)

Post::onlyTrashed()->restore()

Restore soft-deleted records

Query builder

DB::table('users')->get()

Fetch all rows from a table

DB::table('users')->where('votes', '>', 100)->get()

Filter rows by a condition

DB::table('users')->join('posts', 'users.id', '=', 'posts.user_id')

Inner join two tables

DB::table('users')->orderBy('name')->get()

Order results by a column

DB::table('orders')->groupBy('status')->get()

Group rows by a column

DB::table('users')->select('name', 'email')->get()

Select specific columns

DB::table('users')->insert(['name' => 'Sam'])

Insert a new row

DB::table('users')->where('id', 1)->update(['votes' => 1])

Update matching rows

DB::table('users')->pluck('email')

Get a single column as a collection

DB::table('users')->count()

Count matching rows

DB::table('users')->where('id', 1)->exists()

Check whether rows exist

DB::table('users')->paginate(15)

Paginate the results

DB::table('users')->chunk(100, $fn)

Process results in chunks

Migrations & schema

Schema::create('posts', function (Blueprint $table) {})

Create a new table

$table->id()

Auto-incrementing primary key

$table->string('title')

VARCHAR column

$table->integer('votes')

Integer column

$table->boolean('active')

Boolean column

$table->timestamps()

created_at and updated_at columns

$table->foreignId('user_id')->constrained()

Foreign key with a constraint

$table->string('note')->nullable()

Allow NULL values

$table->boolean('active')->default(true)

Set a default value

$table->index('slug')

Add an index to a column

$table->unique('email')

Add a unique constraint

$table->dropColumn('votes')

Drop a column

Blade templates

@if ($ok) ... @elseif ($x) ... @else ... @endif

Conditional rendering

@foreach ($posts as $post) ... @endforeach

Loop over a collection

@forelse ($posts as $post) ... @empty ... @endforelse

Loop with an empty fallback

{{ $variable }}

Echo escaped output

{!! $html !!}

Echo unescaped raw HTML

@extends('layouts.app')

Inherit from a layout

@section('content') ... @endsection

Define a layout section

@yield('content')

Output a section in a layout

@include('partials.nav')

Include another view

<x-alert type="error" />

Render a Blade component

@csrf

CSRF token field for forms

@auth ... @endauth

Show content to authenticated users

@can('update', $post) ... @endcan

Authorization gate check

{{ $loop->index }}

Loop variable inside @foreach

Validation

$request->validate(['title' => 'required'])

Validate request data inline

'email' => 'required|email'

Required and valid email rule

'name' => 'required|max:255'

Required with a max length

'email' => 'unique:users,email'

Must be unique in a table

'age' => 'nullable|integer|min:18'

Optional integer with a minimum

'role' => ['required', Rule::in(['admin', 'user'])]

Constrain to allowed values

php artisan make:request StorePostRequest

Generate a Form Request class

public function rules(): array { return [...]; }

Form Request validation rules

public function authorize(): bool { return true; }

Form Request authorization

public function messages(): array { return [...]; }

Custom validation messages

$validator = Validator::make($data, $rules)

Create a validator manually

$request->validated()

Get only validated input

Requests & responses

request()->input('name')

Retrieve an input value

request()->query('page')

Retrieve a query string value

request()->all()

Get all input as an array

request()->only(['name', 'email'])

Get a subset of input

request()->has('name')

Check if input is present

response()->json(['ok' => true])

Return a JSON response

redirect()->route('home')->with('status', 'Saved')

Redirect with a flash message

back()->withInput()

Redirect back keeping old input

abort(404)

Throw an HTTP exception

abort_if($user->banned, 403)

Conditionally abort the request

Collections

$collection->map(fn ($x) => $x * 2)

Transform each item

$collection->filter(fn ($x) => $x > 0)

Keep matching items

$collection->each(fn ($x) => $x->save())

Run a callback per item

$collection->pluck('name')

Extract one column

$collection->reduce(fn ($c, $x) => $c + $x, 0)

Reduce to a single value

$collection->sortBy('created_at')

Sort by a key

$collection->groupBy('status')

Group items by a key

$collection->where('active', true)

Filter by a key/value pair

$collection->first()

Get the first item

$collection->contains('name', 'Sam')

Check for a matching item

$collection->sum('price')

Sum a column

$collection->flatten()

Flatten nested collections

$collection->toArray()

Convert to a plain array

Auth & middleware

Auth::user()

Get the authenticated user

Auth::check()

Check if a user is logged in

Auth::id()

Get the authenticated user ID

Auth::login($user)

Log a user in

Auth::logout()

Log the current user out

auth()->user()

Helper for the current user

Route::get('/home', $fn)->middleware('auth')

Protect a route with auth

Gate::allows('update', $post)

Check an authorization gate

$user->can('update', $post)

Check ability against a policy

php artisan make:policy PostPolicy --model=Post

Generate an authorization policy

php artisan make:middleware EnsureTokenIsValid

Generate a middleware class

Helpers & misc

config('app.name')

Read a config value

env('APP_DEBUG', false)

Read an environment variable

route('posts.show', $post)

Generate a URL to a named route

url('/dashboard')

Generate a fully qualified URL

asset('css/app.css')

URL for a public asset

old('email')

Retrieve old flashed input

now()->addDays(7)

Current Carbon timestamp

Str::slug('My Title')

String helper (slugify)

collect([1, 2, 3])->sum()

Create a collection from an array

cache()->remember('key', 60, $fn)

Cache a value for a duration

dd($value)

Dump a value and die

Storage::put('file.txt', $contents)

Write a file to storage

Aucune entrée ne correspond à « :q ».

À propos de Aide-mémoire Laravel

Cet aide-mémoire Laravel condense la surface du framework que vous touchez au quotidien : CLI Artisan, routage, contrôleurs, ORM Eloquent, le query builder, migrations et schéma, templates Blade, validation, requêtes et réponses, collections, authentification et middlewares, et fonctions utilitaires.

Laravel possède une API expressive mais étendue — la signature exacte d'une relation Eloquent, un modificateur de colonne de migration, le nom d'une règle de validation, une méthode de collection — et chaque ligne ici montre l'appel réel avec une description en une phrase, si bien que la fiche se lit comme le framework en sténo.

Elle est gratuite et entièrement rendue dans votre navigateur. Filtrez chaque extrait en direct avec la zone de recherche, passez d'une section à l'autre via le sommaire fixe, copiez le code en un clic et imprimez la fiche pour l'avoir sous la main pendant vos développements.

Comment utiliser Aide-mémoire Laravel

Parcourez les douze sections, de CLI Artisan et Routage jusqu'à ORM Eloquent et Divers.
Recherchez un terme comme migration, hasMany ou validate pour filtrer la fiche en direct.
Passez à une section comme Templates Blade ou Collections via la barre latérale fixe.
Cliquez sur un extrait ou son icône de copie pour copier le PHP dans votre projet.
Imprimez la fiche pour disposer d'une référence Laravel hors ligne.

Questions fréquentes

Douze sections : commandes Artisan, routage, contrôleurs, Eloquent, le query builder, migrations et schéma, Blade, validation, requêtes et réponses, collections, authentification et middlewares, et fonctions utilitaires générales.

Oui. La section Artisan liste les commandes de génération, de migration, de cache et de maintenance que vous exécutez sans arrêt, chacune avec une courte description de ce qu'elle produit ou fait.

Oui. La section Eloquent montre les schémas de définition de modèle, de relation et de requête, et une section distincte sur le query builder couvre l'API fluide de plus bas niveau quand vous en avez besoin.

Oui. Cliquez sur le code ou sur l'icône de copie qui apparaît au survol d'une ligne et il est copié immédiatement dans votre presse-papiers.

Oui, elle est gratuite, consultable, imprimable et disponible sans compte.

Recherches populaires

laravel cheat sheet liste des commandes artisan méthodes de requête eloquent syntaxe de routage laravel règles de validation laravel liste des directives blade méthodes de schéma de migration laravel méthodes des collections laravel

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