JulieD wrote:

... if it's a vba function then you can
using code along the lines of

Cell(3,3).value = 1


Am I correct though that you can only do that if you're using VBA to
write a macro as opposed to a function? A VBA function can only return
a single value and not alter spread sheet cells? While a macro can
reach out and touch anything?

I'm still trying to feel my way through some of this.

Bill