[R] Numbers in a string

Rainer Schuermann Rainer.Schuermann at gmx.net
Wed Dec 15 11:19:06 CET 2010

If your OS is Linux, you might want to look at sed or gawk. They are very good and efficient for such tasks.
You need it once or as a part of program? 
Some samples would be helpful...

-------- Original-Nachricht --------
> Datum: Wed, 15 Dec 2010 16:55:26 +0800
> Von: Luis Felipe Parra <felipe.parra at quantil.com.co>
> An: r-help <r-help at r-project.org>
> Betreff: [R] Numbers in a string

> Hello, I have stings which have all sort of characters (numbers, letters,
> punctuation marks, etc) I would like to stay only with the numbers in
> them,
> does somebody know how to do this?
> Thank you
> Felipe Parra
> 	[[alternative HTML version deleted]]
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Windows: Just say No.

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