Answers for "if auth laravel"

check if logged laravel

use Illuminate\Support\Facades\Auth;

if (Auth::check()) {
    // The user is logged in...
}

laravel auth namespace

use Illuminate\Support\Facades\Auth;

laravel auth

//namespace
use Illuminate\Support\Facades\Auth;

make authentication in laravel

composer require laravel/ui:^2.4

php artisan ui vue --auth