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