From: Justin Collins <justincollins@...>
Date: 2008-12-29T05:48:44+09:00
Subject: Re: Ruby gives some warning

Albert Schlef wrote:
> (I'm using Ruby 1.8.6.)
>
> The following expression...
>
>   rand(rand 3)
>
> ...makes ruby emit a warning: "warning: parenthesize argument(s) for
> future version"
>
> It seems that I have to write is as "rand(rand(3))". Why? What potential
> problem could there be in "rand(rand 3)" ?
>   

This does not happen in 1.8.7 or 1.9.1, so I assume they have found a 
way around this.

Even "rand rand 3" works.

-Justin