[R] Reading in a dataset with uneven variable lengths

Tue May 3 00:56:32 CEST 2005

Is it OK to have NA's? If so you can use read.table(,fill=TRUE) or 
read.delim().  Notice that the default in the second option is fill=TRUE.

Cheers

Francisco

>From: "Liaw, Andy" <andy_liaw at merck.com>
>To: "'Owen, Jason'" <wowen at richmond.edu>, r-help at stat.math.ethz.ch
>Subject: RE: [R] Reading in a dataset with uneven variable lengths
>Date: Mon, 2 May 2005 16:24:29 -0400
>
>One possibility is to use read.fwf().
>
>Andy
>
> > From: Owen, Jason
> >
> > Suppose I have a text file that I want to read into R like the
> > following:
> >
> > X	Y
> > 649	699
> > 657	891
> > 714	632
> > 849	727
> > 721	597
> > 791	868
> > 874	652
> > 405	978
> > 	733
> > 	549
> > 	790
> >
> > This is a simple example -- I could have a huge file with many
> > columns of unequal lengths.
> >
> > What is the best way to do it?  I can't see how a data frame
> > can be used.  I checked the FAQ and did a web search on the topic
> > but I came up empty.
> >
> > Jason
> >
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> >
> >
> >
>
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