[R] extracting all different items in a matrix colum or vector
lists at dewey.myzen.co.uk
Wed Nov 16 11:09:32 CET 2016
You say you are coming back to R after a pause. I think the key word in
Sarah's response is re-reading. Why not start with the material you used
before and re-read it? If you have never read the Introduction to R
which comes with your installation that is worth a read too.
On 15/11/2016 20:47, bgnumis bgnum wrote:
> Many Thanks Sarah
> Really I´m going to do it.
> If you can suggest me one complete and didactic I will be very gratefull.
> Anyway many thanks for your answer.
> 2016-11-15 18:56 GMT+01:00 Sarah Goslee <sarah.goslee at gmail.com>:
>> Your question strongly suggests that you need to reread at least one
>> introductory guide to R.
>> But the answer to your specific question is the unique() function.
>> On Tue, Nov 15, 2016 at 7:33 AM, bgnumis bgnum <bgnumis at gmail.com> wrote:
>>> Hi all,
>>> >From many time ago, I have return to R, I have a matrix with this
>>> C(jose, pepe, jose, luis, pepe, raul)
>>> I want to "read" this matrix or element and extract all different values,
>>> so the output matrix (that I want to download is:
>>> c(jose, pepe, luis, raul).
>>> There is a function to do this?
>>> Many thanks in advance.
>> Sarah Goslee
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