* Uwe Ligges <lig...@statistik.tu-dortmund.de> [2009-03-03 15:27]: > Rafael Laboissiere wrote: >> Is there a way to prevent write.csv to transform the column names a la >> make.names? I mean, if I write the code: >> >> x <- structure (NULL) >> x [["a+b"]] <- c (1,2) >> write.csv (x, file = "foo.csv", row.names = FALSE, quote = FALSE) > > > your x is not a data.frame, hence write.csv() (or better, write.table()) > converts your *list* x to a data.frame implicitly by using as.data.frame > (and this tries to convert names to more regular names by make.names()). > You can avoid it by either working on data.frames or stop the > make.names() conversion by forcing the data.frame in advance as in: > > write.csv (as.data.frame(x, optional=TRUE), file = "foo.csv", > row.names = FALSE, quote = FALSE)
Great, it works. Thanks! -- Rafael Laboissiere ______________________________________________ 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.
