[R] Odp: Re ad in a file - produce independent vectors

From: Petr PIKAL <petr.pikal_at_precheza.cz>
Date: Fri, 04 Jul 2008 17:07:10 +0200

Hi

r-help-bounces_at_r-project.org napsal dne 04.07.2008 16:38:08:

>
> Is there a way of reading in a file in a way that each line becomes a
vector:
> for example:
>
> meals.txt
>
> breakfast bacon eggs sausage
> lunch sandwich apple marsbar crisps
> dinner chicken rice custard pie
>
> I want to read in this file and end up with 3 different vectors, one
called
> breakfast which contains "bacon", "eggs", sausage" One called lunch with
> "sandwich", "apple"... etc

You can read it through

read.table("meals.txt", sep="", header=F, fill=T, as.is=T)

see ?read.table for info about parameters.

You will get data frame and then you can manipulate it easily. It depends what do you want to do next with your food.

Regards
Petr

>
> So is there a way to do this with a file like this?
>
> Or would I need to transpose the file using something like Perl? And
since
> the vectors are not all of equal length, would I have to also increase
the
> size of the shorter lines by adding NAs? I'm working with a file much
bigger
> than this and this could be a bit of a bother...
>
> Kind Regards,
>
> Jim
> --
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http://www.nabble.com/Read-in-a-file---produce-
> independent-vectors-tp18280318p18280318.html
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>
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