>First letter must be alfa or _.
>
Actually, that is not quite true. I use for my keys something like transform(lnKey, '@L 999999999') + '_', this has the advantage that later I can use val(lcKey) without further "parsing" if I need the numeric value of the key
"The five senses obstruct or deform the apprehension of reality."
Jorge L. Borges?
"Premature optimization is the root of all evil in programming."
Donald Knuth, repeating C. A. R. Hoare
"To die for a religion is easier than to live it absolutely"
Jorge L. Borges
