From: Robert Klemme <shortcutter@...>
Date: 2010-10-21T17:01:51+09:00
Subject: Re: generating random argument lists

On Thu, Oct 21, 2010 at 8:11 AM, Y. NOBUOKA <nobuoka@r-definition.com> wrote:
>> now i just want to randomly generate a random number of arrays of random
>> lengths to pass as arguments to that method (each array being of
>> integers 0 to 3)
>>
>> any suggestions?
>
> One way is to use the built-in function *rand*.
> Here is an example program:
>
> arrays = Array.new
> rand(10).times do
>  arr = Array.new
>  rand(10).times { arr << rand(4) }
>  arrays << arr
> end
>
> p arrays

Or:

arrays = Array.new rand 10 do
  Array.new(rand 5) { rand 4 }
end

Kind regards

robert

-- 
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