From: Joel VanderWerf <vjoel@...>
Date: 2009-08-27T03:13:29+09:00
Subject: Re: ||= with 1.8 and 1.9 ?

Brian Candler wrote:
> I always thought that a ||= b was just a shortcut for a = a || b, but it 
> looks like that's not necessarily true in 1.9.

It's never been exactly the same in 1.8, either.

h = Hash.new(0)
h[1] ||= 2         # this...
h[3] = h[3] || 4   # is not like this...
h[5] || h[5] = 6   # but more like this.
p h # {3=>0}

http://groups.google.com/group/comp.lang.ruby/browse_thread/thread/47f273f6ab57303e/291babfc79b4b822

-- 
       vjoel : Joel VanderWerf : path berkeley edu : 510 665 3407