From: Abder-Rahman Ali <abder.rahman.ali@...>
Date: 2010-07-13T23:21:43+09:00
Subject: Re: What is meant by those lines of code in this script?

Peter Hickman wrote:
> On 13 July 2010 14:26, Abder-Rahman Ali <abder.rahman.ali@gmail.com> 
> wrote:
>> What was the purpose of "open" as a second argument then?
> 
> 
> RTFM http://www.ruby-doc.org/core/classes/String.html

I saw it is a range? Like in the documentation:

a = "hello there"
a[1,3] #=> "ell"

But, in the example I provided

close = sentence.index(')', open)

I get ) (

Still not getting the purpose.

Thanks.
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