using System; using System.Collections.Generic; using System.ComponentModel; using System.Linq; using System.Text; using System.Threading.Tasks; namespace WinUI3.SimpleSample { public class MainViewModel : INotifyPropertyChanged { public event PropertyChangedEventHandler PropertyChanged; private string _name; public MainViewModel() { _name = "Bob Jones"; } public string Name { get { return _name; } set { if (_name == value) return; _name = value; PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(Name))); } } } }