From: Robert Klemme <shortcutter@...>
Date: 2007-11-20T21:41:29+09:00
Subject: Re: is there an nicer way for this expression?

2007/11/20, Remco Hh <remco@huijdts.nl>:
> 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 :)

# note: if you do this frequently you should probably
# put the array in a constant to save the array
# creation overhead
if [1,2].include? foo ...

or

case foo
when 1,2
  ...
else
end

Kind regards

robert

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