Hi, I would like to sort the following simple dataframe by "year" (characters), but the factor structure prevents me from doing so. How can I remove the factor structure? Thanks!
> df1 year country 4 2007 Asia; survey 5 2010 8 countries in E/SE Asia 6 2015 Ghana 7 8 2000 US? > str(df1) 'data.frame': 5 obs. of 2 variables: $ year : Factor w/ 9 levels "2017","2016",..: 4 5 3 6 7 $ country: Factor w/ 9 levels "Euro Area\\newline Testing the MP performance of the Euro Area",..: 4 5 6 7 8 > df1[order(-year), ] Error in order(-year) : object 'year' not found [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.