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Re: Pattern to match element in nested list

  • To: mathgroup at smc.vnet.net
  • Subject: [mg122839] Re: Pattern to match element in nested list
  • From: Peter Breitfeld <phbrf at t-online.de>
  • Date: Sat, 12 Nov 2011 07:33:08 -0500 (EST)
  • Delivered-to: l-mathgroup@mail-archive0.wolfram.com
  • References: <j9irl5$8ee$1@smc.vnet.net>

JasonE wrote:

> This is pretty basic and I am surprised at myself that I can't figure
> this out, but I guess its where I am at.
>
> What pattern would pick students with a score of zero out of this list
> (which is {"student", score}):
>
> {{"Smith, Tim",3},{"Wheres,Waldo",4},{"Muffet, LilMiss",0},{"Brown,
> Charlie",1},{"X, Doctor",0}}
>

Try (ll is your list):

Cases[ll,{__,0}]

-- 
_________________________________________________________________
Peter Breitfeld, Bad Saulgau, Germany -- http://www.pBreitfeld.de



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