From: Pit Capitain <pit@...>
Date: 2003-06-07T07:15:35+09:00
Subject: Re: [RCR] join block

On 7 Jun 2003 at 6:12, Joel VanderWerf wrote:

> I'm thinking the return value of the block should be used in the same 
> way as the argument to #join would be used, as in:
> 
>      [1,2,3].join(" < ")
> 
> (This is by analogy with sub("x","y") and sub("x") {"y"}.)
> 
> If that's the case, then the block should only be called on successive 
> pairs.
> 
> But maybe my intuition about how block return values are used is wrong.

Maybe, but I, too, would like to use the block form as you suggested. 
BTW: I think this came up a couple of weeks ago on ruby-talk.

Regards,
Pit