From: warhero <beingthexemplary@...>
Date: 2006-12-01T04:20:08+09:00
Subject: Re: simple question, looping through each character in a string

i've never seen a split('//'). what exactly is that doing?

thanks



On Nov 30, 2:13 pm, dbl...@wobblini.net wrote:
> Hi --
>
> On Fri, 1 Dec 2006, warhero wrote:
> > how can I accomplish something like this in ruby:
>
> > pseudo code:
>
> > word = "picture"
> > for( i = 0; i < word.length; i++ )
> > {
> >    puts( word.substr(i,1) )
> > }There's an each_byte iterator.  It gives you ASCII values, so you have
> to convert them:
>
>    word = "picture"
>    word.each_byte {|b| puts b.chr }
>
> You can also do:
>
>    word.split(//).each {|char| puts char }
>
> (Note that this is an area of Ruby that's undergoing a lot of changes
> in the transition from 1.8 to 1.9/2.0.)
>
> David
>
> --
>                    David A. Black | dbl...@wobblini.net
> Author of "Ruby for Rails"   [1] | Ruby/Rails training & consultancy [3]
> DABlog (DAB's Weblog)        [2] | Co-director, Ruby Central, Inc.   [4]
> [1]http://www.manning.com/black| [3]http://www.rubypowerandlight.com
> [2]http://dablog.rubypal.com   | [4]http://www.rubycentral.org