From: Tim Hunter <cyclists@...>
Date: 2002-12-02T10:05:47+09:00
Subject: Re: For statements

On Mon, 02 Dec 2002 09:28:39 +0900, Daniel Carrera wrote:

> Hi,
> 
> Is there a way to do a for statement of this form?:
> 
> for (i = 0; i < num; i += 3) ...
> 
> Does the for statement have any form other than 'for i in array ...'?
> 
> Can I use a for statement to do the equivalent this?:
> 3.step(9,2) {|i| puts i }
> 
> Thanks for the help.
> Daniel.

The step method is the Ruby-idiomatic way to do a for loop. Also times and
upto.