[R] tar()/untar() argument symmetry

[Duncan Murdoch]

On 18/10/2016 12:38 PM, Roebuck,Paul L wrote:
> Any reason untar() has an "exdir" argument (the equivalent of "tar -C"),
> but tar() does not?

Because you can specify the source directory in the files argument using 
list.files().  There's no need to duplicate that in tar().

Duncan Murdoch