From: Jeff Mitchell <quixoticsycophant@...>
Date: 2004-04-25T09:23:52+09:00
Subject: Re: Propose Range.new(..., &succ)


--- Kristof Bastiaensen <kristof@vleeuwen.org> wrote:
> On Sun, 25 Apr 2004 02:20:03 +0900, Jeff Mitchell wrote:
> > accum = []
> > 5.step(8, 0.5) { |x|
> >     accum << 
> > 	# stuff
> > }
> > accum.other_stuff
> > 
> > ...
> 
> Hi,
> here is an alternative, using the incredible enum_for :-)
> (doesn't work with ruby-1.6).
> 
> require "enumerator"
> 5.enum_for(:step, 8, 0.5).map { |x| #stuff }.other_stuff
> 

Thanks, I never knew about that.  Just another one of those neat
features in the standard library which is pushed into obscurity
due to having no documentation.




	
		
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