From: Ken Bloom <kbloom@...>
Date: 2009-07-22T02:08:18+09:00
Subject: Re: *%w[..lib]

On Wed, 22 Jul 2009 00:11:50 +0900, Tim Hunter wrote:

> William Djingga wrote:
>> Hi All,
>> 
>> $:.unshift File.join(File.dirname(__FILE__), *%w[.. lib])
>> 
>> what does *%w mean in the line above?
> 
> %w[.. lib] creates an array of words. The result is ["..", "lib"]. The
> asterisk causes the array elements to be passed as separate arguments to
> File.dirname. It's exactly equivalent to this (except it's harder to
> understand):
> 
> $:.unshift File.join(File.dirname(__FILE__), "..", "lib")

Which just comes to show you can write perl in any language.

-- 
Chanoch (Ken) Bloom. PhD candidate. Linguistic Cognition Laboratory.
Department of Computer Science. Illinois Institute of Technology.
http://www.iit.edu/~kbloom1/