Hi,
The following function works, but is there a neater way to write it?
f = function(x,...)
{
# return a character vector of the arguments passed in after 'x'
gsub(
,,unlist(strsplit(deparse(substitute(list(...))),[(,)])))[-1]
}
f(x,a,b,c*d)
[1] a b c*d
Thanks.
Matthew Dowle [EMAIL PROTECTED] writes:
Hi,
The following function works, but is there a neater way to write it?
f = function(x,...)
{
# return a character vector of the arguments passed in after 'x'
gsub(
,,unlist(strsplit(deparse(substitute(list(...))),[(,)])))[-1]
}
That's much neater, thanks.
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On
Behalf Of Peter Dalgaard
Sent: 02 March 2006 16:59
To: Matthew Dowle
Cc: 'r-help@stat.math.ethz.ch'
Subject: Re: [R] Deparsing '...'
Matthew Dowle [EMAIL PROTECTED] writes
f - function(...) as.character(match.call())[-1]
f(x,a,b,c*d)
[1] x a b c * d
On Thu, 2 Mar 2006, Matthew Dowle wrote:
Hi,
The following function works, but is there a neater way to write it?
f = function(x,...)
{
# return a character vector of the arguments passed in
(...)
g(x,a,b,c)
[1] ..1 ..2 ..3
-Original Message-
From: Prof Brian Ripley [mailto:[EMAIL PROTECTED]
Sent: 02 March 2006 17:18
To: Matthew Dowle
Cc: 'r-help@stat.math.ethz.ch'
Subject: Re: [R] Deparsing '...'
f - function(...) as.character(match.call())[-1]
f(x,a,b,c*d)
[1] x
, a, b, c)
-Original Message-
From: Prof Brian Ripley [mailto:[EMAIL PROTECTED]
Sent: 02 March 2006 17:18
To: Matthew Dowle
Cc: 'r-help@stat.math.ethz.ch'
Subject: Re: [R] Deparsing '...'
f - function(...) as.character(match.call())[-1]
f(x,a,b,c*d)
[1] x
: 02 March 2006 18:07
To: Matthew Dowle
Cc: 'Prof Brian Ripley'; 'r-help@stat.math.ethz.ch'
Subject: Re: [R] Deparsing '...'
Matthew Dowle [EMAIL PROTECTED] writes:
That's even neater. But when its called from within
another function,
this happens, see below. I was planning to call f
Sent: 02 March 2006 18:07
To: Matthew Dowle
Cc: 'Prof Brian Ripley'; 'r-help@stat.math.ethz.ch'
Subject: Re: [R] Deparsing '...'
Matthew Dowle [EMAIL PROTECTED] writes:
That's even neater. But when its called from within
another function,
this happens, see below. I was planning
