From: Robert Klemme <shortcutter@...>
Date: 2007-11-20T21:47:55+09:00
Subject: Re: is there an nicer way for this expression?

2007/11/20, Pokkai Dokkai <bad_good_lion@yahoo.com>:
> Remco Hh wrote:
> > hi,
> > perhaps a stupid question.
> >
> > i do this a lot:  if (foo.bar==1 or foo.bar==2)
> >
> > can i make this expression shorter and nicer?,
> > something like if (foo.bar=1,2), which of course doesn't work :)
> >
> > regards,
> >
> > remco
>
> foo.bar == 1 || 2

Sure?  Did you test this?

$ ruby -e '5.times {|foo| p [foo, foo == 1 || 2]}'
[0, 2]
[1, true]
[2, 2]
[3, 2]
[4, 2]

All cases are non nil and non false => true.

robert


-- 
use.inject do |as, often| as.you_can - without end