Quoting drbrain / segment7.net, on Sat, Feb 26, 2005 at 02:43:31AM +0900:
> On 24 Feb 2005, at 19:51, Sam Roberts wrote:
> 
> >Quoting se / digitale-wertschoepfung.de, on Fri, Feb 25, 2005 at 
> >01:22:34AM +0900:
> >
> >So, if you like to see pp output instead of inspect, put this in your
> >~/.irbrc:
> >
> >  module Kernel
> >    def to_pp
> >      s = PP.pp(self, '')
> >      s.chomp!
> >      s
> >    end
> >    alias_method :to_irb :to_pp
> >  end
> 
> Object#prettyprint

$ irb -r pp
irb(main):001:0> [1,2,3].prettyprint
NoMethodError: undefined method `prettyprint' for [1, 2, 3]:Array
        from (irb):1


??

Sam