C # Changing event monitoring variable values

How to Use the C # event to monitor variable changes? This is a very common problem. In addition, if events can be used to solve the problem, it will bring great convenience to programming while maintaining excellent performance.

The complete code is as follows:

01 public class Program 02 { 03      // Fields to be monitored 04      private int myValue; 05   06      // Attribute settings. The event-triggered function is called here. 07      public bool MyValue 08      { 09          get { return myValue; } 10          set 11          { 12              // Call the event-triggered function if the variable changes 13              if (value!=myValue) 14              { 15                  WhenMyValueChange(); 16              } 17              myValue = value;  18          } 19      } 20   21      // Define the delegate 22      public delegate void MyValueChanged( object sender, EventArgs e); 23      // Events associated with Delegation 24      public event MyValueChanged OnMyValueChanged; 25   26      // Initiate the initial value of the constructor and bind an event handler. 27      public Program() 28     <