Or since only keys are needed, use each_key iterator.
Also, I think ri should say that the "method" each "returns" the same Hash
on which you called the method.
-Kedar
On Tue, Feb 15, 2011 at 8:57 AM, Colin Law <clan...@googlemail.com> wrote:
> On 15 February 2011 16:46, Paul Bergstrom <li...@ruby-forum.com> wrote:
> > Why does this output the same hash again (like hash.inspect) and not
> > each key as I want?
> >
> > @myhash.each { |k,v| "<li>" + k + "</li>" }
>
> Because it is showing the return value of the method each, not what
> you are doing in the block. You need to build up a string in the
> block which is the concatenation of your li strings.
> Crudely, something like
> str = ""
> @myhash.each { |k,v| str += "<li>#{k}</li>" }
>
> Colin
>
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