MathGroup Archive 1997

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Re: Partition List

  • To: mathgroup at smc.vnet.net
  • Subject: [mg8440] Re: [mg8398] Partition List
  • From: "C. Woll" <carlw at u.washington.edu>
  • Date: Sat, 30 Aug 1997 00:42:50 -0400
  • Sender: owner-wri-mathgroup at wolfram.com

Hi Xah,

How about

Split[myList,#2=!=10&]

Carl Woll
Dept of Physics
U of Washington

On Tue, 26 Aug 1997, Xah wrote:

> A question on programing.
> I want to partition a list, using special values in the list as boundary
> indicators. For example, myList={3,7,10,6,1,1,6,1,7,10,3,4,6} and my special
> value for boundary is 10, then my desired result would be
> result={{3,7},{10,6,1,1,6,1,7},{10,3,4,6}}.
> 
> How to do this using structure manipulating operators, and how to do it with
> pattern matching? Thanks.
> 
>  Xah, xah at best.com
>  http://www.best.com/~xah/SpecialPlaneCurves_dir/specialPlaneCurves.html
>  Mountain View, CA, USA
> 
> 



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