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"Perry E. Metzger" <perry@piermont.com> writes: > Harvey J. Stein writes: > > > You need to compare strings. You will have to use equal? or string=?, > > > because eq? is not usable with strings. Afait, -a and -b aren't > > > portable identifiers either. See the report. > > > > That's annoying because case uses eq?. > > This is Lisp, however, the language where syntax and functions > converge. You can build an alternative to case that used equal? > or string=?, and Did The Right Thing. Not really, since macros have only recently been standardized, but, yes, I can in the interpreter of concern. -- Harvey J. Stein BFM Financial Research hjstein@bfr.co.il