Or maybe use stack stack(mydf)
Cheers Petr > -----Original Message----- > From: R-help <r-help-boun...@r-project.org> On Behalf Of Jim Lemon > Sent: Tuesday, September 10, 2019 6:34 AM > To: smart hendsome <putra_autum...@yahoo.com>; r-help mailing list <r- > h...@r-project.org> > Subject: Re: [R] Moving 2nd column into 1st column using R > > Hi Zuhri, > Try: > > mydf<-mydf[,c(2,1)] > > You might be surprised. > > Jim > > On Tue, Sep 10, 2019 at 12:20 PM smart hendsome via R-help <r-help@r- > project.org> wrote: > > > > Hi R-user, > > I have a problem regarding R. How can I move my 2nd column into 1st > column. For example I have data as below: > > mydf <- data.frame(matrix(1:6, ncol = 2)) mydf > > X1 X2 1 4 2 5 3 6 > > I want move my 2nd column become like this: > > X1 1 2 3 4 5 6 > > Hope anyone can help me. Many thanks. > > > > Zuhri > > > > [[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. > > ______________________________________________ > 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. Osobní údaje: Informace o zpracování a ochraně osobních údajů obchodních partnerů PRECHEZA a.s. jsou zveřejněny na: https://www.precheza.cz/zasady-ochrany-osobnich-udaju/ | Information about processing and protection of business partner’s personal data are available on website: https://www.precheza.cz/en/personal-data-protection-principles/ Důvěrnost: Tento e-mail a jakékoliv k němu připojené dokumenty jsou důvěrné a podléhají tomuto právně závaznému prohláąení o vyloučení odpovědnosti: https://www.precheza.cz/01-dovetek/ | This email and any documents attached to it may be confidential and are subject to the legally binding disclaimer: https://www.precheza.cz/en/01-disclaimer/ ______________________________________________ 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.