From: Ross Bamford <rossrt@...>
Date: 2006-03-17T16:46:13+09:00
Subject: Re: Newbie: Reflection question(?)

On Fri, 2006-03-17 at 13:55 +0900, Gaudi Mi wrote:
> At runtime I have the name of a class in a string, and I want to call a 
> method on the class having that name. How do I do that?

Here are two possible ways:

str = "Array"
# => "Array"

ary_clz = eval(str)
# => Array

ary_clz.class
# => Class

ary_clz.new
# => []

##################

ary_clz = Object.const_get(str)
# => Array

ary_clz.new
# => []

-- 
Ross Bamford - rosco@roscopeco.REMOVE.co.uk