JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. Title.AppendCustomFunctionSurfaceValue Syntax Parameters Return Value Sub Title.AppendCustomFunctionSurfaceValue( _ no As Integer, _ functno As Integer) no [in] Type: Integer functno [in] Type: Integer This function does not return a value. Copyright © 2020. TIBCO Software Inc. All Rights Reserved.