On Fri, 30 Oct 2009 10:42:12 +0100 Christian Lerch <t.c.l at gmx.net> wrote: > I am struggling with extracting data from a data frame: > x=data.frame(a=1:11,b=100:110) > > What I want is a list/vector in this sence: 1 100 2 101 3 102... y=t(as.matrix(x)) as.vector(y) Happy to help. -- Karl Ove Hufthammer