On 09/03/11 15:42:40, gianni lavaredo wrote: > Dear Reseacher, > i need to resolve the following problem. I wish to delete duplicate row from > a data.frame but not all duplicate row: > > ex: > > my.df <- data.frame(Id=c(1,2,3,4,5,5,6,7,8,8,8,9), > value1=c(10,20,30,40,50,50,60,70,80,80,81,90), > value2=c(100,200,300,400,500,500,600,700,800,800,799,900)) > > > > my.df > Id value1 value2 > 1 1 10 100 > 2 2 20 200 > 3 3 30 300 > 4 4 40 400 > 5 5 50 500 > 6 5 50 500 > 7 6 60 600 > 8 7 70 700 > 9 8 80 800 > 10 8 80 800 > 11 8 81 799 > 12 9 90 900
Does "unique(my.df)" solve your issue? What's this got to do with R-sig-geo, anyway? Regards, Georg. -- Research Assistant Otto-von-Guericke-Universität Magdeburg [email protected] http://research.georgruss.de _______________________________________________ R-sig-Geo mailing list [email protected] https://stat.ethz.ch/mailman/listinfo/r-sig-geo
