[antlr-interest] Help me the chemmestry forumla grammer?
John B. Brodie
jbb at acm.org
Sat Mar 11 09:28:03 PST 2006
Jun Tsai wrote:
>hi all.
hi!
>I want to parse a chemestry forumla.such as:
>A2(B3)2C3 => A2B6C3
>A2(AB3)2C3 =>A4B6C3
>A(CB3)2C3 =>A1B6C5
>
>How to do it?
see attached. doing this was fun for me - thanks!. i've been away from
antlr for toooooo long....
hope this helps
-jbb
(note i am using some new, to me, e-mail software, so if the
attachment doesn't work for you let me know and i'll try again)
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