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Laravel Generate Random Unique Number

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Now let's see example of how to generate random unique number in laravel?. we will learn you generate random unique number example in laravel. i am going to show you laravel generate random unique number example.

If you want to generate random 6 digit number then i will give you simple and easy example with solution and output. we will learn how to generate random unique number in laravel.

Here, i will give you two example where you can generate 4, 6, 8, 10 digit random number with laravel. you can also use this example with laravel 6, laravel 7 and laravel 8 version.

So let's see the below example step by step...


Example 1: 4 Digit Random Code

<?php
  
namespace App\Http\Controllers;
  
class TestController extends Controller
{
    /**
     * Write code on Method
     *
     * @return response()
     */
    public function index()
    {
        $randomNumber = random_int(1000, 9999);
  
        dd($randomNumber);
    }
}

Output

4953


Example 2: Random Unique Number

<?php
  
namespace App\Http\Controllers;
  
use App\Models\Game;
  
class GameController extends Controller
{
    /**
     * Write code on Method
     *
     * @return response()
     */
    public function index()
    {
        $input = [
            'name' => 'WCC2',
            'referal_code' => $this->generateUniqueCode()
        ];
  
        $game = Game::create($input);
  
        dd($game);
    }
    /**
     * Write referal_code on Method
     *
     * @return response()
     */
    public function generateUniqueCode()
    {
        do {
            $referal_code = random_int(100000, 999999);
        } while (Game::where("referal_code", "=", $referal_code)->first());
  
        return $referal_code;
    }
}

Output

Array
(
    [name] => WWC2
    [referal_code] => 753698
    [updated_at] => 2021-05-20T13:57:29.000000Z
    [created_at] => 2021-05-20T13:57:29.000000Z
    [id] => 1
)

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