laravel protected $with code example

Example 1: laravel detach

// Detach a single role from the user...
$user->roles()->detach($roleId);

// Detach all roles from the user...
$user->roles()->detach();

Example 2: laravel eloquent associate

$account = App\Account::find(10);

$user->account()->associate($account);

$user->save();

Example 3: laravel scope

public function apply(Builder $builder, Model $model)
    {
        $builder->where('age', '>', 200);
    }

Example 4: eloquent relationships

$roles = App\User::find(1)->roles()->orderBy('name')->get();