HovedprosjektWebApp/database/seeds/DatabaseSeeder.php

<?php

use Illuminate\Database\Seeder;

class DatabaseSeeder extends Seeder
{
    /**
     * Seed the application's database.
     *
     * @return void
     */
    public function run()
    {
        $this->call(UserSeeder::class);
        // Uncomment if you want to add 20 random users.
        // Alternatively run `php artisan db:seed --class=RandomUserSeeder`
        //$this->call(RandomUserSeeder::class);
        $this->call(BlogPostSeeder::class);
    }
}