Controls whether the function will be available for a worksheet cell or only from a command.

The standard Excel category to which the function will belong.

The non-standard Excel category to which the function will belong.

An instance of XllFunctionAttribute which contains all default values.

The help text for the function. This will appear in the Excel Formula Wizard.

The name of the function as it will appear in Excel.

The set of flags that control the behavior of the exported add-in function.

Sets whether the exported name is forced to upper case.

The prefix that will appear before the function's name in Excel.

Controls whether the function will return a handle instead of a standard value or array of values.

Controls whether the function is exported.

A string value which is passed to the code generator. (For internal use only.)

The name of the code template to be used in generating this add-in function. (For internal use only.)

The Excel versions for which code will be generated.