%in% instead of == ?"%in%"
Cheers, Bert Bert Gunter "The trouble with having an open mind is that people keep coming along and sticking things into it." -- Opus (aka Berkeley Breathed in his "Bloom County" comic strip ) On Mon, Jul 9, 2018 at 3:35 PM, Bhaskar Mitra <bhaskar.kolk...@gmail.com> wrote: > Hello Everyone, > > I am trying to create a subset of a data frame (df1) based on the first > three > unique values in the first column (v1). > > Here are my codes: > > b <- unique(df1$v1)[1:3] > df2 <- subset(df1,df1$v1==b) > > df1: > v1 v2 v3 > 1 a b > 1 a1 b1 > 2 a2 b2 > 2 a3 b3 > 3 a4 b4 > 3 a5 b5 > 3 a6 b6 > 4 a7 b7 > 4 a8 b8 > 4 a9 b9 > 5 a10 b10 > 5 a11 b11 > 5 a12 b12 > 5 a13 b13 > > > Ideally, I want my new dataframe (df2) to look something like this: > > > df2: > v1 v2 v3 > 1 a b > 1 a1 b1 > 2 a2 b2 > 2 a3 b3 > 3 a4 b4 > 3 a5 b5 > 3 a6 b6 > > > > However, that doesn't seem to be the case and i am getting the following > warning message: > > Warning message: > In df1$v1==b : longer object length is not a multiple of shorter object > length > > > I would appreciate any help in this regard, > > sincerely, > bhaskar > > [[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. > [[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.
