From: Stephen White <steve@...>
Date: 2000-09-03T18:23:35+09:00
Subject: [ruby-talk:4757] Re: Piping in Ruby?

On Sat, 2 Sep 2000, Dave Thomas wrote:

> > I've had a brief look through Ruby's syntax, and it appears that
> > it's possible to assign different inputs and outputs, but nothing as
> > quick and easy as the '|' convention used in shells.
> 
> Could you give an example of how you'd use this in Ruby?

Currently, I keep repeating this construct:

  a = []
  list.scan(pattern) {|i| a << convert(i) }
  a.each {|i| code }

whereas I'd like to do:

  list.scan(pattern) {|i| convert(i) } | each {|i| code }

instead. Eg, I don't need the intermediate 'a' array.

Thanks. :)

--
  steve@deaf.org