Public Overloads Sub GetDistanceAsync( _
   ByVal SpatialReference As SpatialReference, _
   ByVal G1 As Geometry, _
   ByVal G2 As Geometry, _
   ByVal DistanceUnit As LinearUnit, _
   ByVal userState As Object _
) 

Dim instance As GeometryServerProxy
Dim SpatialReference As SpatialReference
Dim G1 As Geometry
Dim G2 As Geometry
Dim DistanceUnit As LinearUnit
Dim userState As Object
 
instance.GetDistanceAsync(SpatialReference, G1, G2, DistanceUnit, userState)

public void GetDistanceAsync( 
   SpatialReference SpatialReference,
   Geometry G1,
   Geometry G2,
   LinearUnit DistanceUnit,
   object userState
)