From: Dave Thomas <dave@...>
Date: 2003-03-13T14:46:49+09:00
Subject: Re: next iteration within a block


On Wednesday, Mar 12, 2003, at 23:17 US/Central, Wojciech Kaczmarek 
wrote:

> What is the most short/elegant way of ending the current iteration
> within a block? My first thought was that `next' will break the
> iteration and last evaluated expr will be returned to the caller, but
> surprisingly `nil' is returned this way, so we have (Ruby 1.6.8):
>
> ['bar','quux'].map {'foo'; next; 42}
> => [nil, nil]

Try

[1,2].map {|i| next 'b' if i < 2; 'a'}
=> ["b", "a"]



Cheers


Dave