Dear Thomas, How about this?
> table(apply(Data, 1, paste, collapse=",")) 1,1,1 1,2,1 1,3,2 1 2 1 I hope this helps, John > -----Original Message----- > From: R-help [mailto:r-help-boun...@r-project.org] On Behalf Of Thomas > Chesney > Sent: September 10, 2015 9:11 AM > To: r-help@r-project.org > Subject: [R] Counting occurrences of a set of values > > Can anyone suggest a way of counting how frequently sets of values occurs in a > data frame? Like table() only with sets. > > So for a dataset: > > V1, V2, V3 > 1, 2, 1 > 1, 3, 2 > 1, 2, 1 > 1, 1, 1 > > The output would be something like: > > 1,2,1: 2 > 1,3,2: 1 > 1,1,1: 1 > > Thank you, > > Thomas Chesney > > > > This message and any attachment are intended solely for the addressee and may > contain confidential information. If you have received this message in error, > please send it back to me, and immediately delete it. > > Please do not use, copy or disclose the information contained in this message > or > in any attachment. Any views or opinions expressed by the author of this > email > do not necessarily reflect the views of the University of Nottingham. > > This message has been checked for viruses but the contents of an attachment > may still contain software viruses which could damage your computer system, > you are advised to perform your own checks. Email communications with the > University of Nottingham may be monitored as permitted by UK legislation. > > ______________________________________________ > 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. ______________________________________________ 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.