From: Rob Biedenharn <Rob@...>
Date: 2009-03-13T01:04:31+09:00
Subject: Re: change (and update) values of hash

On Mar 12, 2009, at 3:12 AM, lasitha wrote:

> On Thu, Mar 12, 2009 at 12:42 PM, lasitha  
> <lasitha.ranatunga@gmail.com> wrote:
>> If in doubt, iterate over the keys instead:
>> h.keys.each {|k| h[k] = h[v] * 2 }
>                          ~~~~
> oops.  should be   h[k] = h[k] * 2
> lasitha.


Or use a little sugar:

h.keys.each {|k| h[k] *= 2 }


Rob Biedenharn		http://agileconsultingllc.com
Rob@AgileConsultingLLC.com