Gets the Change key of an attachment in its Exchange native format. It is not always file name friendly.
            
    Namespace: 
   Rebex.Net
    Assembly:
   Rebex.Ews (in Rebex.Ews.dll)
Syntax
| Visual Basic | 
|---|
Public Function GetNativeChangeKey As String  | 
| C# | 
|---|
public string GetNativeChangeKey()  |