[R] Read.xport function in package foreign

[Wensui Liu]

Hi, Gary,
I have exchanged data between SAS and R all the time using SASxport
package and found no problem at all.
It might be worth for you to try.

On Mon, Feb 25, 2008 at 10:12 AM, Nelson, Gary (FWE)
<Gary.Nelson at state.ma.us> wrote:
> Hi All,
>
>  Sorry that I didn't provide enough information.
>
>  I've been trying to import SAS xport files that contain multiple files
>  using package foreign's read.xport.  I first attempted this back in 2005
>  and had problems. Some of files that were present in the SAS xport file
>  weren't being created in R.  I submitted my problem to the community:
>  http://finzi.psych.upenn.edu/R/Rhelp02a/archive/57864.html
>
>  and Dr. Dalgaard confirmed the issue:
>  http://finzi.psych.upenn.edu/R/Rhelp02a/archive/57868.html
>
>  >From what I've read, this problem was identified before 2005:
>  http://tolstoy.newcastle.edu.au/R/help/03a/0527.html
>
>  After updating to version 2.6.1 recently, I decided to try it again, but
>  the problem still exists.  I spent time trying to determine the issue
>  but I don't understand the IEEE coding.  I did discover that the data
>  from the missing files are actually being included in one of the data
>  frames but the data were read incorrectly.
>  The XPORT files come from ftp://cusk.nmfs.noaa.gov/mrfss/intercept/ag/
>  if anyone wants to try it.
>  I used the .xpt in "int82ag.zip" (all years except 1985,1988 and 1989
>  are read incorrectly) and it appears they were created using SASV5XPT.
>  Once imported, look in data frame I3_19822 which should have only 3650
>  records, but there are 76,187 records.
>
>
>  I am using version:
>  platform       i386-pc-mingw32
>  arch           i386
>  os             mingw32
>  system         i386, mingw32
>  status
>  major          2
>  minor          6.1
>  year           2007
>  month          11
>  day            26
>  svn rev        43537
>  language       R
>  version.string R version 2.6.1 (2007-11-26)
>
>  And package foreign is version 0.8-23.
>
>  I am wondering if anyone has created a fix that isn't available yet?
>
>
>  Thanks,
>  Gary Nelson.
>
>  ______________________________________________
>  R-help at r-project.org mailing list
>  https://stat.ethz.ch/mailman/listinfo/r-help
>  PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>  and provide commented, minimal, self-contained, reproducible code.
>



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WenSui Liu
ChoicePoint Precision Marketing
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Email : wensui.liu at choicepoint.com
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