Re: [R] extract arguments from a list

From: David Barron <mothsailor_at_googlemail.com>
Date: Thu 19 Oct 2006 - 09:25:27 GMT

First, that isn't what is called a "list" in R, it is a character vector.

Second, to get what you want, try

> sort(unique(x))

[1] "Atrazine"          "Atrazine desethyl" "Bentazone"
[4] "Epoxiconazol"      "Fenpropimorph"     "Metolachlor"
[7] "Simazine"

On 19/10/06, jessica.gervais@tudor.lu <jessica.gervais@tudor.lu> wrote:
> Hi,
>
> I would like to know how to extract the arguments from a list :
>
> For example, I have a list of charchacter x
> x<-
> c("Bentazone","Atrazine","Epoxiconazol","Metolachlor","Epoxiconazol","Atrazine
> desethyl","Fenpropimorph","Epoxiconazol","Metolachlor","Simazine","Atrazine
> desethyl","Epoxiconazol","Atrazine
> desethyl","Atrazine","Epoxiconazol","Metolachlor","Epoxiconazol","Atrazine
> desethyl","Fenpropimorph","Epoxiconazol","Metolachlor","Simazine")
>
> and I am searching for a (basic) function which would return arguments of
> the list x, aphabeticaly reordered like this :
> ("Atrazine","Atrazine
> desethyl","Bentazone","Epoxiconazol","Fenpropimorph","Metolachlor","Simazine").
>
>
> Can anyone help me ?
>
>
> Thanks by advance
>
> Jessica
>
>
>
>
> [[alternative HTML version deleted]]
>
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>

-- 
=================================
David Barron
Said Business School
University of Oxford
Park End Street
Oxford OX1 1HP

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Received on Thu Oct 19 19:30:59 2006

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