From: Robert Dober <robert.dober@...>
Date: 2007-04-13T20:07:07+09:00
Subject: Re: Idiom wanted (now hiring!)

On 4/13/07, Robert Klemme <shortcutter@googlemail.com> wrote:
> On 13.04.2007 08:02, Jonathan wrote:
> > Is there a cool way to do this without calling the function twice?:
> >
> > a = func(b) unless func(b).nil? (AKA)
> > a = func(b) if func(b)
>
> Just to throw something obvious (which has not been mentioned so far)
> into the mix:
>
> x = func(b)
> a = x if x
x = func b
a ||=x

How many combinations might we come up with ;)?
>
> :-)
>
>         robert
>
>

Robert
-- 
You see things; and you say Why?
But I dream things that never were; and I say Why not?
-- George Bernard Shaw