Hello --

On Mon, 15 Apr 2002, Martin DeMello wrote:

> Alex Liebowitz <stopm / attbi.com> wrote:
> > Is there any way to specify a value and hash, and get the key corresponding
> > to that value (in O(1) time, preferably)?
>
> How would this work in the case of more than one key having the same value?

Hash#index seems to follow the default order of the keys (as returned by
#keys)... so it's probably best (if you're using Hash#index) to regard it
as undefined.


David

-- 
David Alan Black
home: dblack / candle.superlink.net
work: blackdav / shu.edu
Web:  http://pirate.shu.edu/~blackdav