From: Jesse Merriman <jessemerriman@...>
Date: 2005-07-29T05:13:54+09:00
Subject: Re: Joining an Array of Arrays

Hi Jason,

Yeah, I figured as much, but I think the documentation ought
to note this.

> This boggled me for a while, had to actually look at the source for
> Array#join.
> 
> It does not simply call to_s when the sub-element is an array. 
> Essentially, it does a recursive call to join for elements that are
> themselves arrays, passing in the original separator (' ' in this
> case).
> 
> 
> Jason

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Jesse Merriman
jessemerriman@warpmail.net

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