[R] list of list

Troels Ring tring at gvdnet.dk
Mon Feb 16 19:45:12 CET 2015


Thanks to Jim, Peter and Jeff who all saw the solution!
Best wishes
Troels

Den 16-02-2015 kl. 18:46 skrev Jeff Newmiller:
> You have two named objects when your goal is to have one that contains five others.
>
> ASL <- vector( "list", 5 )
> for (j in 1:5){
>    ASL[[j]] <- vector( "list", 5 )
>    for (i in 1:5) {
>      ASL[[j]][[i]] <- i^j
>    }
> }
>
> ---------------------------------------------------------------------------
> Jeff Newmiller                        The     .....       .....  Go Live...
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> Sent from my phone. Please excuse my brevity.
>
> On February 16, 2015 8:43:51 AM PST, Troels Ring <tring at gvdnet.dk> wrote:
>> Dear friends - this is simple I know but I can figure it out without
>> your help.
>> I have for each of 2195 instances 10 variables measured at specific
>> times from 6 to several hundred, so if I just take one of the
>> instances,
>> I can make a list of the 10 variables together with their variable
>> times. But when I have 2195 such instances I cannot get it how to make
>> a
>> list of these individual lists
>>
>> As a toy example demonstrating mercilessly my problem, if ASL[j] is
>> mean
>> to take the list of here 5 entries made in RES[[i]] and I write this
>> (ignoring the times) it certainly doesn't work
>> ASL <- list()
>> RES <- list()
>> for (j in 1:5){
>> for (i in 1:5)
>> ASL[[j]] <-
>>   RES[[i]] <- i^j }
>>
>> All best wishes
>> Troels Ring
>> Aalborg, Denmark
>>
>> ______________________________________________
>> R-help at r-project.org mailing list -- To UNSUBSCRIBE and more, see
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>> PLEASE do read the posting guide
>> http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
> ______________________________________________
> R-help at r-project.org mailing list -- To UNSUBSCRIBE and more, see
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>



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