I have a question for those of you who are familiar with lex and yacc.
Obviously, if the literal strings "|", "^", etc. are treated as
otherwise uninterpreted tokens, an HL7 v2 message cannot be parsed with
any context free grammar, but if after reading the first 5 characters,
we make them the toke
>
> I have a question for those of you who are familiar with lex and yacc.
> Obviously, if the literal strings "|", "^", etc. are treated as
> otherwise uninterpreted tokens, an HL7 v2 message cannot be parsed with
> any context free grammar, but if after reading the first 5 characters,
> we make
Thanks for the link. I've only been browsing the web site so far, but
I'm intrigued. I have never before seen a tool for generating parsers
for LL(k) where k > 1.
Then again, the web site was worthwhile for the author's motto
"Why spend five days coding by hand what you can spend five years of
y