[R] missing values in document
jholtman at gmail.com
Wed Apr 30 14:13:03 CEST 2008
How are the 'empty' cell identified? It appears that you are using
the default of read.table which says blanks are the delimiters. How
are two or more empty cells identified? Can you output a CSV file so
that you have commas as separators so you can identify the empty
On Wed, Apr 30, 2008 at 6:51 AM, Monna Nygård <monnire at hotmail.com> wrote:
> No matter how I´ve tried o find a solution for this simple question, I can´t. Sorry for bothering with such a matter.
> I have an excel-files with some empty cells=missing values. How do I tell R that these should be NA´s?
> > TRFLP1 <-(read.table(file="S://SEDIM//Kokeilu//TRFLP1.txt",col.names= c("Dye_Sample Peak", "Sample_File_Name", "Size", "Height", "Area_in_Point", "Area_in_BP", "Data_Point", "Begin_Point", "Begin_BP", "End_Point", "End_BP", "Width_in_Point", "Width_in_BP", "1" ), header=F , dec = ",", )Error in scan(file, what, nmax, sep, dec, quote, skip, nlines, na.strings, : line 1743 did not have 14 elements
> I believe the error occurs becouse line 1743 has an empty cell. How do I read in the file without first checking for missing values and changing them to NAs myself?
> Thank you for you time,
> Monna Nygård
> [[alternative HTML version deleted]]
> R-help at r-project.org mailing list
> 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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