[antlr-interest] Lexer question
Micheal J
open.zone at virgin.net
Thu Jul 27 08:20:30 PDT 2006
Hi,
> Tomy,
>
> I would try something like this:
>
> In the Lexer:
>
> INTEGER: ('0'..'9')+;
>
> In the parser:
>
> integer: INTEGER;
> double: INTEGER '.' (INTEGER)?;
This allows whitespace around the '.' such as "1 .0" and "1. 0" and "1
. 0"
You really want the lexer to break your input alphabet into tokens.
Micheal
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