This article describes how to use the Aspose.Cells library to return a Range of values with ICustomFunction in Microsoft Excel. By loading an existing Excel file or creating a new Excel file, we can use the methods provided by Aspose.Cells to get a Range of values and return the result. Finally, we save the modified Excel file to disk....Returning a Range of Values using ICustomFunction Contents [...following article. Returning a Range of Values using AbstractCalculationE...