[R] Putting all elementes of the list in an enviorment of a function

Ales Ziberna aleszib at gmail.com
Tue Aug 2 11:01:01 CEST 2005


Thank you!

However, this does not do exacty what I want. I would like somehow to modify 
only the function second.

BTW, I used "list" only to create a "list", it is not one of my functions.

Thanks again,
Ales Ziberna

----- Original Message ----- 
From: "Prof Brian Ripley" <ripley at stats.ox.ac.uk>
To: "Ales Ziberna" <ales.ziberna at guest.arnes.si>
Cc: "R-help" <r-help at stat.math.ethz.ch>
Sent: Tuesday, August 02, 2005 10:35 AM
Subject: Re: [R] Putting all elementes of the list in an enviorment of a 
function


> ?with will help you.
>
> I would avoid using 'list' as a function name, as it will confuse people
> and might confuse R too.
>
> On Tue, 2 Aug 2005, [iso-8859-2] Alea }iberna wrote:
>
>> Hello!
>>
>> I have two functions.
>>
>> The first one prepares the arguments for the second one. What is the best
>> way to put all resoults of the first one into the second one? I tried
>> attach, however the object in the "main" enviorment have a priority over 
>> the
>> ones in list. An example is at the end.
>>
>> Thanks in advance for any suggestions!
>> Ales Ziberna
>>
>> For example - I would like to use just "a" instead of "list$a" in fuction
>> "second"
>>
>> first<-function(a,b){
>>    if(length(a)!=1) a <- a[1]
>>    if(length(b)!=1) b <- b[1]
>>    list(a=a,b=b)
>> }
>>
>> second<-function(list,c){
>>    list$a + list$b + c
>> }
>>
>> a<-c(2,3)
>> b<-4:64
>> c<-5
>>
>> res<-first(a,b)
>> second(res,c)
>
> -- 
> Brian D. Ripley,                  ripley at stats.ox.ac.uk
> Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
> University of Oxford,             Tel:  +44 1865 272861 (self)
> 1 South Parks Road,                     +44 1865 272866 (PA)
> Oxford OX1 3TG, UK                Fax:  +44 1865 272595
>
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