what is pluck in laravel code example

Example 1: pluck array in laravel

$users = User::all()->pluck('field_name');
//for keys instead of [User::all()->pluck('id');] use
$user_ids = User::all()->modelKeys();

Example 2: pluck laravel

$name = DB::table('users')->where('name', 'John')->pluck('name');

Example 3: laravel pluck

$users = Users::pluck('name','email');
dd($users);