Introduced in build 9.1
Description
The RegisterCustomFunction method registers an IFunction object with the workbook to be used when calculating a specific custom Excel formula.C#
vb.net
Parameters
customFunctionName
The name of the Excel Function you want to bind your custom IFunction logic to.customFunction
The custom logic you want to use for a specific Excel formula. You implement this logic by using the IFunction interfaceExamples
C#
VB
Exceptions
SAException
If the custom function has already been registered with the workbook.