ArcGIS Developer Help  (ESRI.ArcGIS.NetworkAnalyst)  

OnNAResultUpdatedEventHandler Delegate

Represents the method that handles the OnNAResultUpdated event.
[Visual Basic .NET]
Public Delegate Sub OnNAResultUpdatedEventHandler ( _
    ByVal NAContext As INAContext _
)
[C#]
public delegate void OnNAResultUpdatedEventHandler (
    INAContext NAContext
);