From: Brian Candler <B.Candler@...>
Date: 2003-07-01T05:01:08+09:00
Subject: Re: dynamic object creation

On Tue, Jul 01, 2003 at 01:22:22AM +0900, stefano wrote:
> On Mon, 30 Jun 2003 15:49:05 +0000, Aryeh Friedman wrote:
> 
> > If I have something like this:
> > 
> > s="Array"
> > 
> > How whould I get something like this:
> > 
> > aObject=s.new
> > 
> > In "plain" english I am asking if I have a valid name of a class in a
> > string how do I create an instance of the class the string contains?
> 
> s = "Array"
> aObject = eval(s).new

... and just hope nobody passes in s = "`rm -rf /*`" as a class name :-|

const_get will be much faster too, as it doesn't have to compile a piece of
code each time.