From: 7stud -- <dolgun@...>
Date: 2007-09-16T04:54:19+09:00
Subject: Re: rand()  v. rand(0.1) ?

Matthew Rudy wrote:
> 7stud -- wrote:
>> Is there any difference between calling rand() and rand(0.1)?
> 
> takes a look at the rdoc - 
> http://www.ruby-doc.org/core/classes/Kernel.html#M005955
> 
> its defined as "rand(max=0)"
> ie. calling rand() is exactly the same as rand(0)
> 
> also it "Converts max to an integer using max1 = max.to_i.abs"
> ie. max = 0.1 -> max1 = 0.1.to_i.abs = 0
> ie. rand() results in the same behaviour as rand(0.1)

That was my analysis too, however pickaxe2 has some code on p. 138 that 
calls rand(0.1).
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