From: Robert Feldt <feldt@...>
Date: 2001-11-16T19:19:52+09:00
Subject: [ruby-talk:25403] Re: Arrays, iterators, and map/collect

On Fri, 16 Nov 2001, Hal E. Fulton wrote:

> Hello all...
> 
Hi,

> But what if I want to do an operation 
> conditionally? Is this still a good way to do it,
> in a case where the mapped value is
> sometimes/always the same as the original?
> 
>   strings.map! { |s| if s[0]==?a then s else "pre." + s end }
> 
I would do it like this but allow myself to shorten it to

  strings.map! {|s| s[0]==?a ? s : ("pre." + s)}

since its a one-liner.

Don't you feel it is natural? Why?

/Robert