[R] Puzzled at a trivial function using Hmisc::setps

[Gabor Grothendieck]

Ajay Shah <ajayshah <at> mayin.org> writes:

: 
: I have done:
: 
:   library(Hmisc)
:   mysetps <- function(f) {setps(filename=f, w=4.5)}
: 
: Now when I set about doing
: 
:   mysetps("a")
:   blah
:   mysetps("b")
:   blah
: 
: etc.
: 
: Problem: I find that only one file "f.ps" gets created.
: 
: My intent had been to create "a.ps", "b.ps", etc., all using the
: argument w=4.5 with the setps() function of Hmisc::setps.
: 
: Just in case it was R being unhappy with one-letter variable names, as
: sometimes happens, I also replaced "f" with "file" and that didn't help.
: 

setps assumes the filename is unquoted unless you specify 
type = "char" like this:

mysetps <- function(f) {setps(filename=f, w=4.5, type = "char")}