From: Liam <ruby-talk@...>
Date: 2007-11-21T04:45:59+09:00
Subject: Re: save pp output to a string

On Wed, Nov 21, 2007 at 03:50:06AM +0900, Oliver wrote:
> hi, folks -
> 
> how do I save the output from pp to a string for later use?
require 'pp'
x=[2,3,4]
string=""
PP.pp(x,string)
puts string
=> [2, 3, 4]

works for IO objects as well, or anything that supports <<.


> 
> what I had hoped for is something like this:
> 
>      x= [2, 3,4]
>      res = eval "pp x"
> 
> but that doesn't work.
> 
> thanks for help
> 
> Oliver
>