On Fri, Feb 08, 2002 at 10:17:19AM +0000, Scott McWhirter wrote: > Convert lowercase alphanumeric text to uppercase without the use of uc() or > substitutions. I think you need to formulate this better. It's pretty much impossible to 'convert' any text with substituting one thing for another. If you just mean you can't use 's', then what about 'y'? Tony