MVVM Model

Movie.cs

using System.ComponentModel;

namespace SimpleMVVM.Models
{
    public class Movie:INotifyPropertyChanged
    {
        public event PropertyChangedEventHandler PropertyChanged;

        public void NotifyPropertyChanged(string propertyName)
        {
            PropertyChangedEventHandler handler = PropertyChanged;
            if( handler != null)
            {
                PropertyChangedEventArgs args = new PropertyChangedEventArgs(propertyName);
                handler(this, args);
            }
        }

        private string name;
        private string price;

        public string Name
        {
            get => name;
            set
            {
                name = value;
                NotifyPropertyChanged("Name");
            }
        }

        public string Price
        {
            get => price;
            set
            {
                price = value;
                NotifyPropertyChanged("Price");
            }
        }
    }
}