From: Ben Giddings <ben@...>
Date: 2003-07-29T06:27:31+09:00
Subject: Re: Generating random numbers?

On Mon July 28 2003 5:19 pm, Harry Ohlsen wrote:
> Can someone remind me of the name for the class/method for generating random 
> numbers?  I did a quick grep through the library and a google, but all I 
> found was a project that plans to improve the random number generator(s).

Kernel::rand

irb(main):012:0> rand
=> 0.1986612797
irb(main):013:0> rand(5)
=> 4

Use the first for a floating point random between 0 and 1, the second for an 
integer rand between 0 and the number.

http://www.rubycentral.com/book/ref_m_kernel.html#Kernel.rand

Ben