Despite its name, the MVVM pattern includes four major components, model, view, view model, and controller . The implementation of a view model is usually straightforward. All it does is translate data from the model to values the view(s) can display. The controller is no longer responsible for this ungrateful task.

Despite its name, the MVVM pattern includes four major components, model, view, view model, and controller . The implementation of a view model is usually straightforward. All it does is translate data from the model to values the view(s) can display. The controller is no longer responsible for this ungrateful task.