Displaying 1 result from an estimated 1 matches for "slctn".
Did you mean:
slct
2005 Jul 08
1
how to do something like symptoms==c('a', 'e', 'z')
...c('a','e','z'))
Uwe Ligges
>
>
> (which is incorrect unless symptoms is, in this case, an integer multiple of 3 long).
>
> Is there, or if not, is there a more efficient/elegant way than
>
> select.elements <- function(data, lst)
> {
> slctn <- data == lst[1]
> for( e in 2:length(lst) ){
> slctn <- slctn | (data==lst[e])
> }
> slctn
> }
>
>
> ##> select.elements( 1:10, c(1,5,10) )
> [1] TRUE FALSE FALSE FALSE TRUE FALSE FALSE FALSE FALSE TRUE
>
> Thanks,
> RenE
>
> _______...