"Warnes, Gregory R" <[EMAIL PROTECTED]> 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
is(x,"formula")
?
best,
-tony
--
Anthony Rossini Research Associate Professor
[EMAIL PROTECTED] http://www.analytics.washington.edu/
Biomedical and Health Informatics University of Washington
Biostatistics, SCHARP/HVTN Fred Hutchinson Cancer Research Center
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