As long as all your names of list elements are in the same format,
this should do it:
mylist[order(names(mylist))]
Thanks for the reproducible example,
Sarah
On Tue, Nov 20, 2012 at 11:40 AM, Simon Kiss <sjk...@gmail.com> wrote:
> Dear colleagues,
> Is there a way to order list items by date? I have a series of surveys in a
> list where the name of each list item is the date the survey was taken but
> the list items are out of order. Each data frame has a variable in it with
> the survey date as well, if that helps.
> Yours, Simon Kiss
> #Sample Data
> mylist<-list('1991-01-01'=data.frame(a=rep(5,5),
> survey.date=rep(as.Date('1991-01-01', format='%Y-%m-%d'))),
> '1979-01-01'=data.frame(aa=rep(5,5), survey.date=rep(as.Date('1979-01-01',
> format='%Y-%m-%d'), 5)), '2001-01-01'=data.frame(c=rep(6,5),
> survey.date=rep(as.Date('2001-01-01', format='%Y-%m-%d'), 5)))
> mylist
>
--
Sarah Goslee
http://www.functionaldiversity.org
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