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MathGroup Archive 2005

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Re: String to numbers

  • To: mathgroup at smc.vnet.net
  • Subject: [mg55370] Re: String to numbers
  • From: "Hans Michel" <hmichel at sdc.cox.net>
  • Date: Sun, 20 Mar 2005 04:12:08 -0500 (EST)
  • References: <d1gu3b$p0$1@smc.vnet.net>
  • Reply-to: "Hans Michel" <hmichel at sdc.cox.net>
  • Sender: owner-wri-mathgroup at wolfram.com

John:

If your file follows the said format then the following should work

DeleteCases[
ReadList["C:\\data.txt", {Word, Number, Number, Number, Word},
RecordSeparators -> {"\n"}, TokenWords -> {"<", ">"}], _String, {2}]

replace "C:\\data.txt"  with name and path of your own file.

Hans

"Erb, John" <jerb at saint-lukes.org> wrote in message 
news:d1gu3b$p0$1 at smc.vnet.net...
>
> Hello,
>
> I have data in file in the form of strings, formatted as:
>
> <2.54   3.11   2.89>
> <3.58   5.24   5.66>
> ... more
>
> How can I read this into mathematica, and convert the strings to
> numbers,
> so I would have
>
> {{2.54,3.11,2.89},{3.58,5.24,5.66},...{}}
>
> Thank you,
>
> John C. Erb
> Email:  John_C_Erb at prodigy.net
>
>
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