From: Avi Bryant <avi@...4.com>
Date: 2001-10-11T08:33:14+09:00
Subject: [ruby-talk:22406] Re: list comprehensions alike Python ???

On Thu, 11 Oct 2001, markus jais wrote:

> with python code like this:
> 
> l = [x * x for x in range(1, 11)]    
> 
> I get a list with squares of all numbers of 1-10
> 
> in ruby I could do this with the following code:
> 
> a = Array.new
> (1..10).each { |elem|
> 	a[elem-1] = elem * elem
> }
> 
> is there an even shorter way do to this in ruby??

a = (1..10).map{|x| x*x}