From: James Edward Gray II <james@...>
Date: 2005-04-30T03:05:18+09:00
Subject: Re: Creating arbitrary objects

On Apr 29, 2005, at 12:38 PM, Matthew Thill wrote:

> I've probably overlooked something, and hopefully someone can help me 
> out. I want to be able to create arbitrary object from the contents of 
> a string.
>
> For example, if I had the following string:
>
> classname = "Array"
>
> How can I create an Array object, knowing only that the variable 
> classname held the name of some class as a string.

You're looking for Object.const_get():

irb(main):003:0> class_obj = Object.const_get("Array")
=> Array
irb(main):004:0> arr = class_obj.new
=> []

Hope that helps.

James Edward Gray II