Thanks, rle is what I was looking for. Jorge
________________________________________ From: R. Michael Weylandt [michael.weyla...@gmail.com] Sent: 08 March 2012 16:29 To: Jorge Molinos Cc: r-help@R-project.org Subject: Re: [R] Calculating length of consecutive sequences within a vector rle should get you started. Michael On Thu, Mar 8, 2012 at 9:35 AM, Jorge Molinos <jgarc...@tcd.ie> wrote: > Hi all, > > I have a nx1 logical array of zeros and ones and I want to calculate the > individual lengths of all 1-consecutive sequences contained in it. Is there > an easy quick way to do this in R? So, if I have a vector such as > > 111001101000011111110 > > I would like to get (1) 3, (2) 2, (3) 1, (4) 7 > > Any help would be appreciated! thanks! > > Jorge > > [[alternative HTML version deleted]] > > ______________________________________________ > 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. ______________________________________________ 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.