![](dotnetdiagramimages/GrapeCity_Silverlight_CalcEngine_GrapeCity_CalcEngine_Functions_CalcImSumFunction.png)
'Declaration Public Class CalcImSumFunction Inherits CalcBuiltinFunction
'Usage Dim instance As CalcImSumFunction
public class CalcImSumFunction : CalcBuiltinFunction
System.Object
GrapeCity.CalcEngine.Functions.CalcFunction
GrapeCity.CalcEngine.Functions.CalcBuiltinFunction
GrapeCity.CalcEngine.Functions.CalcImSumFunction