Laravel Collection Find by Key Item Example

Hello Friends,

This tutorial shows you the laravel collection found by key item example. it's a simple example of laravel finding by key an item in a collection. this example will help you laravel collection find by key item Code Example. I explained simply about the laravel collection find an item by key. Here, Creating a basic example of how to find by key an element from a collection in laravel.

You can use this example with the versions of laravel 6, laravel 7, laravel 8, and laravel 9.

You have just to follow the below step and you will get the layout as below:

Step 1: Install Laravel

This is optional; however, if you have not created the laravel app, then you may go ahead and execute the below command:

composer create-project laravel/laravel example-app

Step 2: Create Format Route

web.php

<?php

use Illuminate\Support\Facades\Route;
use App\Http\Controllers\FindByKeyController;

/*
|--------------------------------------------------------------------------
| Web Routes
|--------------------------------------------------------------------------
|
| Here is where you can register web routes for your application. These
| routes are loaded by the RouteServiceProvider within a group which
| contains the "web" middleware group. Now create something great!
|
*/

Route::get('/index',[FindByKeyController::class, 'index']);

Step 3: create FindByKeyController

we will create FindByKeyController. so you can see the below code with output:

php artisan make:controller FindByKeyController

App\Http\Controllers\FindByKeyController

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;

class FindByKeyController extends Controller
{
    /**
     * The attributes that are mass assignable.
     *
     * @var array
    */
    public function index()
    {

        $users = collect(['a' => 'Doe', 'b' => "John" , 'c' => "Gadas" , 'd' => "Maxy"]);

        $value = $users->get('c');

        dd($value);

    }
}

Step 4: Start Development Server

Start the development server. Use the PHP artisan serve command and start your server:

php artisan serve

Now you are ready to run our example so run the below command to quick run.

http://localhost:8000/index

Output:

"Gadas" // app/Http/Controllers/RemoveFirstController.php:21

I hope it can help you...