[R] how to sort data frame order by column?

I have a data frame, for exampe > dat <- data.frame(a=rnorm(5),b=rnorm(5),c=rnorm(5)) ab c 1 -0.1731141 0.002453991 0.1180976 2 1.2142024 -0.413897606 0.7617472 3 -0.9428484 -0.609312786 0.5132441 4 0.1343336 0.178208961 0.7509650 5 -0.1402286 -0.333476839 -

Re: [R] how to sort data frame order by column?

e.g. dat[ order(dat$a), ] On Sun, May 31, 2009 at 2:34 PM, Угодай n/a wrote: > I have a data frame, for exampe > >> dat <- data.frame(a=rnorm(5),b=rnorm(5),c=rnorm(5)) >           a            b          c > 1 -0.1731141  0.002453991  0.1180976 > 2  1.2142024 -0.413897606  0.7617472 > 3 -0.942848