[R] Selecting first 7 elements

Kang Min ngokangmin at gmail.com
Sun May 23 09:13:20 CEST 2010


Thanks a lot, it works!

On May 23, 3:10 pm, Erik Iverson <er... at ccbr.umn.edu> wrote:
> > "[" is a function, and you want to use it on each element of the list,
> > so...
>
> > lapply(x, "[", c(1:7))
>
> and the call to c() is of course not necessary, since ":" will generate a vector.
>
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