Erik,

Do you have a copy of Codebook? I'm pretty sure there's a Base36 function in there that could be adapted to what you want.

Otherwise just take the rightmost char, use asc() to convert it to a number, increment it, if goes over "Z" set it to A and increment the next digit to the left.

>I am faced with the need to create (actually participate with) an alphabetic numbering system. The sequence is straight forward, and looks like this:
>
>AAAA
>AAAB
>.
>.
>AAAZ
>AABA
>
>etc.
>
>Really my only need is to be able to increment these codes by one, so I need a function that receives "DPRZ" and returns "DPSA". Get it?
>
>I am fairly confident that I can pound out the code to do this, but all of my ideas so far would take an enormous amount of code- can anybody think of a practical solution?