From: Mike Stok <mike@...>
Date: 2002-05-06T06:53:06+09:00
Subject: Re: Iterators and index

In article <3CD59857.9050807@imperitek.com>, David Corbin wrote:
> Please consider this fragment
> 
> ---frag 1---
> list = ["Alpha", "Beta", "Gamma", "Delta" ]
> 
> index=1
> list.each() { |letter| doSomething(index,letter); index = index+1 }
> ---end---
> 
> But, what I'd like to be able to do, is this.
> ---frag 2---
> list = ["Alpha", "Beta", "Gamma", "Delta" ]
> 
> list.indexed_each() { |index,letter| doSomething(index+1,letter) }
> ---end---

What about

  list.each_with_index { |letter, index|
    doSomething(index + 1, letter)
  }

Hope this helps,

Mike

-- 
mike@stok.co.uk                    |           The "`Stok' disclaimers" apply.
http://www.stok.co.uk/~mike/       | GPG PGP Key      1024D/059913DA 
mike@exegenix.com                  | Fingerprint      0570 71CD 6790 7C28 3D60
http://www.exegenix.com/           |                  75D2 9EC4 C1C0 0599 13DA