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I will explain step by step tutorial laravel collection has example. i explained simply about collection has laravel. This article will give you simple example of laravel collection check if key exists. this example will help you laravel collection has(). follow bellow step for laravel collection if key exists.

The flip method will help to determines if a given key exists or not in the collection.

I will give you simple example of has() colletion in laravel. so you can easily use it with your laravel 5, laravel 6, laravel 7, laravel 8, laravel 9, laravel 10 and laravel 11 application. so let's see bellow example that will helps you lot.

Syntax:

$collecton->has();

Laravel Collection has() Example

public function index()
{
  
    $collection = collect(["id"=>1, "name"=>"Hardik", "role"=>"Admin"]);
      
    $collection->has('name'); /* true */
     
    $collection->has(['name', 'role']); /* true */
      
    $collection->has(['name', 'language']); /* false */
  
}

I hope it can help you...