How to notify all instance of a class that a change is happened

[Nitheesh George]

Hi, I am using VS 2008 to develop an application. In this application i have List<> of Contacts. This list may contain thousands of contact's. I have class Contact { ...... ......... }; i want to give a signal to all instances of this class that a changed had happen. How can i do this. thanks Nitheesh

Jose Jo Martin http://www.simpletools.co.in

[monstale]

Hi, you could create your own event: http://msdn.microsoft.com/en-us/library/aa645739(VS.71).aspx[^] bye