In this example, I explain how to check if key exists in an array using laravel. We will show example of laravel check if key exists in an array using laravel Arr::has() method. Laravel Arr::has() function to you can check specific key or element exists in an array using dot notation.
Also, Laravel Arr::has() method to you can check item or key exists in multi dimensional array.
Example : Check if key exists in an array
<?php
namespace App\Http\Controllers;
use Illuminate\Http\Request;
use App\Models\User;
use Illuminate\Support\Arr;
class UserController extends Controller
{
public function index(){
$array = ['product' => ['name' => 'Desk', 'price' => 100]];
if (Arr::has($array, 'product.name')){
echo 'Item is exists';
}else{
echo 'Item is not exists';
}
echo "<br>";
// true
if(Arr::has($array, ['product.price', 'product.discount'])){
echo 'Item is exists';
}else{
echo 'Item is not exists';
}
// false
}
}
routes/web.php
<?php
use Illuminate\Support\Facades\Route;
use App\Http\Controllers\UserController;
Route::get('users', [UserController::class,'index']);
I hope you understand how to check if key or item exists in an array and it can help you….