[R] Length problem

Henrique Dallazuanna wwwhsd at gmail.com
Mon Feb 11 16:49:52 CET 2008


I think that coppie is a list, so

length(coppie[[1]])

On 11/02/2008, Paolo Grillo <paolo.grillo at guest.unimi.it> wrote:
>
>    Hi all
>    I have this problem:
>    In my database .dta, called "data" I have five rows
>    data<-read.dta("C:\\2_CO_mmobile_ALL_Rid.dta")
>    # From this database  I wuold like to create another
>    coppie<-c(data[4:length(data)])
>    but I find this
>
>    # Length of  original data
>    length(data[,4])
>    5                       RIGHT!!
>    # Length of new data
>    length(coppie[1])
>    1                      WHY??
>    Thank you all for your help
>    Paolo Grillo
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>


-- 
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O



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