Re: Testing the Head of List Elements
- To: mathgroup at smc.vnet.net
- Subject: [mg25243] Re: Testing the Head of List Elements
- From: dkeith at sarif.com
- Date: Sun, 17 Sep 2000 04:47:21 -0400 (EDT)
- References: <8psf4k$9n1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Here is one way: selectStrings[lst_] := Select[lst, MatchQ[#, _String] &] Best, David In article <8psf4k$9n1 at smc.vnet.net>, "Marshall Bartlett" <mgb_news at hotmail.com> wrote: > I'm something of a newbie with Mathematica; please excuse my ignorance. > > I am looking for a clever way to select elements from a list based on their > type (Head). Specifically, I want to extract all the elements of type > dtring from a list of elements of different types (string, number, > character, etc.). > > Any suggestions? > > -- > -------------------------------------------------------------- > Marshall Bartlett > Department of Geology and Geophysics > University of Utah > mgb_news at hotmail.com > -------------------------------------------------------------- > > Sent via Deja.com http://www.deja.com/ Before you buy.