Have you considered reading the file in a binary/raw, finding the
offending character and replacing it with a blank (or whatever and
then writing the file back out). You can then probably process it
using read.table.;
On Thu, Mar 4, 2010 at 12:50 PM, jonas garcia
<garcia.jona...@googlemail.com> wrote:
> Thank you so much for your reply.
>
>
>
> I can identify the characters very easily in a couple of files. The reason I
> am worried is that I have thousands of files to read in. The files were
> produced in a very old MS-DOS software that records information on
> oceanographic data and geographic position during a survey.
>
>
>
> My main goal is read all these files into R for further analysis. Most of
> the files are cleared of these EOL markers but some are not. I only noticed
> the problem by chance when I was looking and comparing one of them. I wonder
> if I can solve this problem using R, without having to go for text editors
> separately.
>
>
>
> Help on this would be much appreciated.
>
> Thanks again
>
>
>
> J
>
>
> On 3/4/10, David Winsemius <dwinsem...@comcast.net> wrote:
>>
>>
>> On Mar 3, 2010, at 2:22 PM, jonas garcia wrote:
>>
>> Dear R users,
>>>
>>> I am trying to read a huge file in R. For some reason, only a part of the
>>> file is read. When I further investigated, I found that in one of my
>>> non-numeric columns, there is one odd character responsible for this,
>>> which
>>> I reproduce bellow:
>>> In case you cannot see it, it looks like a right arrow, but it is not the
>>> one you get from microsoft word in menu "insert symbol".
>>>
>>> I think my dat file is broken and that funny character is an EOL marker
>>> that
>>> makes R not read the rest of the file. I am sure the character is there by
>>> chance but I fear that it might be present in some other big files I have
>>> to
>>> work with as well. So, is there any clever way to remove this inconvenient
>>> character in R avoiding having to edit the file in notepad and remove it
>>> manually?
>>>
>>> Code I am using:
>>>
>>> read.csv("new3.dat", header=F)
>>>
>>> Warning message:
>>> In read.table(file = file, header = header, sep = sep, quote = quote, :
>>> incomplete final line found by readTableHeader on 'new3.dat'
>>>
>>
>> I think you should identify the offending line by using the count.fields
>> function and fix it with an editor.
>>
>>
>> --
>> David
>>
>>>
>>> I am working with R 2.10.1 in windows XP.
>>>
>>> Thanks in advance
>>>
>>> Jonas
>>>
>>> [[alternative HTML version deleted]]
>>>
>>> ______________________________________________
>>> R-help@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<http://www.r-project.org/posting-guide.html>
>>> and provide commented, minimal, self-contained, reproducible code.
>>>
>>
>> David Winsemius, MD
>> Heritage Laboratories
>> West Hartford, CT
>>
>>
>
> [[alternative HTML version deleted]]
>
> ______________________________________________
> R-help@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.
>
--
Jim Holtman
Cincinnati, OH
+1 513 646 9390
What is the problem that you are trying to solve?
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