On Fri, Dec 20, 2013 at 1:41 AM, selvag selvag <lists / ruby-forum.com> wrote:

> #we know that way to create hash_in_hash
> h=Hash.new{ |h,k| h[k]=Hash.new(&h.default_proc) }
> #it reduce time to create both internal and external hashes.
> #consider, hash={h1=>{h1h=>{w1=>k1,w2=>k2,..}},..,h5=>{h5h=>{..}}
> #how can I iterate this hash? expecting easy way like second_line.
>
> Is this a poem?