Hi Xavier, thanks for your suggestion. It´s run!
Lavri > Hi, > > It sounds like the first column that is "added" is actually the row names. > That's why a previous answer pointed this argumented. Default for > write.csv is to write the row names along with the data. So, this should > work: > write.csv2(exampleDataframe,file="exampleDataframe.csv", row.names=FALSE) > > Xavier > > > ----- Mail Original ----- > De: "Lavri Labi" <lavri.l...@tu-dortmund.de> > Ã: "Jorge Ivan Velez" <jorgeivanve...@gmail.com> > Cc: r-help@r-project.org > Envoyé: Jeudi 18 Juin 2009 12h35:31 GMT +01:00 Amsterdam / Berlin / Berne > / Rome / Stockholm / Vienne > Objet: Re: [R] QuestÃon regarding the use of write.csv2, write.table ... > > Dear Jorge, > > thank you for the quick answer. But I am afraid you didn´t understand my > problem. I want to write the following data frame "exampleDataframe" in a > csv2-file. > > "a";"b";"c";"d" > 1 ; 2 ; 3 ; 4 > 5 ; 6 ; 7 ; 8 > 9 ; 0 ; 1 ; 2 > > After sending the command: > > write.csv2(exampleDataframe,file="exampleDataframe.csv") > > I become the following file: > > "";"a";"b";"c";"d" > 1 ; 1 ; 2 ; 3 ; 4 > 2 ; 5 ; 6 ; 7 ; 8 > 3 ; 9 ; 0 ; 1 ; 2 > > How can I delete the first column added, which I do not need? > > The row.names you suggest me is not reallly helpful in this case. > > Cheers, > > Lavri > > > >> Dear Lavri, >> Take a look at the row.names argument in ?write.table. >> >> HTH, >> >> Jorge >> >> >> On Thu, Jun 18, 2009 at 4:09 AM, Lavri Labi >> <lavri.l...@tu-dortmund.de>wrote: >> >>> Hi all, >>> >>> I use "write.csv" and "write.table" to write a data frame in a file >>> like >>> following: >>> write.csv2(allRandomTestCase_XDroped, "allRandomTestCase.csv") >>> But in the created file "allRandomTestCase.csv" an additional column >>> with >>> consecutive numbers is automatically added to the column of the data >>> frame >>> "allRandomTestCase_XDroped". >>> >>> That is why my question, how can I write data in a file without this >>> added >>> column? >>> >>> Cheers, >>> >>> Lavri >>> >>> ______________________________________________ >>> 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. >>> >> > > ______________________________________________ > 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. > ______________________________________________ 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.