On Mon, Sep 20, 2010 at 8:20 AM, Fritz Trapper <ajfrenzel / web.de> wrote:
> I'm trying to use to_xls, but are running into documentation problems:
> Instead of completely describing the options, the author writes:
>
> "The builder options are the same as to_json / to_xml, except for the
> :include."
>
> The same did the guy who wrote to_csv. Really great.
>
> I can't find neither to_json nor to_xml. Where to find these gems?

At least to_json is part of the json library in stdlib, docs at:
http://ruby-doc.org/ruby-1.9/classes/JSON/Ext/Generator/GeneratorMethods/Hash.html

-- 
Michael Fellinger
CTO, The Rubyists, LLC