[Rd] No is.formula()

A.J. Rossini rossini at blindglobe.net
Wed Aug 25 23:33:23 CEST 2004

"Warnes, Gregory R" <gregory_r_warnes at groton.pfizer.com> writes:

> There appears to be no "is.formula()" function in R-1.9.1.  May I suggest
> that
> 	is.formula <- function(x) inherits(x, "formula")
> be added to base, since formula is a fundimental R type?

why not just 




Anthony Rossini			    Research Associate Professor
rossini at u.washington.edu            http://www.analytics.washington.edu/ 
Biomedical and Health Informatics   University of Washington
Biostatistics, SCHARP/HVTN          Fred Hutchinson Cancer Research Center
UW (Tu/Th/F): 206-616-7630 FAX=206-543-3461 | Voicemail is unreliable
FHCRC  (M/W): 206-667-7025 FAX=206-667-4812 | use Email

CONFIDENTIALITY NOTICE: This e-mail message and any attachme...{{dropped}}

More information about the R-devel mailing list