Maybe each dataframe you are adding during the loop include the column name. I would add write.csv(mydata, file= âdata.csvâ=F, append=T,col.names=F) Hope that help
Carlos ________________________________ To: r-help@r-project.org Sent: Monday, April 20, 2009 4:39:48 PM Subject: [R] Append to a csv file I am looping over a data set and at each loop I am creating a dataframe âmydataâ That I wanted to be saves in a .csv file, but I want all the results to be saved in the same file and this is the way I do it write.csv(mydata, file= âdata.csvâ=F, append=T) . the csv file looks fine but I always get the following warning message Warning messages: 1: In write.table(mydata, file =âdata.csvâ, ... : appending column names to file Does anyone see why R print out this warning message? -- View this message in context: http://www.nabble.com/Append-to-a-csv-file-tp23145471p23145471.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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. [[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.
