From: yermej <yermej@...>
Date: 2007-11-07T10:35:15+09:00
Subject: Re: Is there a "||" that treats "" also as false?

On Nov 6, 6:41 pm, Joshua Muheim <fo...@josh.ch> wrote:
> Hi all
>
> irb(main):001:0> "" || "asdf"
> => ""
> irb(main):002:0> nil || "asdf"
> => "asdf"
> irb(main):003:0>
>
> I'd like the first one to also return "asdf". So is there an operator
> that fits my needs? :-)

"" isn't false so || and or won't work. You'll have to code it
differently. E.g.:

a = "a string"
a || (a.empty? ? "asdf" : a)