How to return multiple values from a function [Resolved]

Hi,

textbox1.text= fn_add(a,b)

public function fn_add(a as integer, b as integer) as integer
dim c as integer = a + b
return c
end function

As in the above example i can get only c value
i wish to get all the three values a,b and c

How to do?
regards,
Thiru.

[Resolved]