From: Jason Mayer <slamboy@...>
Date: 2006-12-28T05:17:29+09:00
Subject: Re: Handling of arbitrary length arrays in arguments to printf builtin

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On 12/27/06, Timothy Hunter <TimHunter@nc.rr.com> wrote:
>
> Welcome to Ruby!
>
> Use the "*" (splat) operator to turn the array into a list of arguments.
>
> printf "%s %s", *@params
>
> The unary asterisk is often called the "unary unarray" operator because
> it has this effect on an array.


Neat!  How would you use that to return "bar stuff" with the following?

@params = ["foo", "bar", "stuff"]
print @params.inspect
printf "%s %s", *@params

I'm not sure that Ri Array#* is quite what I meant to look for.

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