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