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