[antlr-interest] Evaluating exprs+

[Ilia Kantor]

Wops.. Solved that by adding cumulative sum variable =).

> I have a rule
> exprs returns [String value]: expr+;
>
> Thanks to Terrence and ANTLR3, it works.
>
> How can I concatenate all values returned by expr ?
>
> Something like
> exprs returns [String value]: a b { return a+b };
> but for antlr3 and working in my case.