[antlr-interest] beginner's question

Terence Parr parrt at cs.usfca.edu
Tue May 24 16:40:18 PDT 2005


On May 24, 2005, at 8:30 AM, Yuxiao Hu wrote:
> class CalcTreeWalker extends TreeParser;
>
> expr    :    # (PLUS expr expr)
>     |    # (STAR expr expr)
>     |    INT

expr    :       #(PLUS expr expr)
         |       #(STAR expr expr)
         |       INT
         ;

remove spaces. :)

T
--
CS Professor & Grad Director, University of San Francisco
Creator, ANTLR Parser Generator, http://www.antlr.org
Cofounder, http://www.jguru.com



More information about the antlr-interest mailing list