Gets the number of parameters of an object.
The default methods returns the length of pars()
if none are
NA
, otherwise it returns NA
.
# S3 method for term
npars(x, scalar = NULL, ...)
An object.
A flag specifying whether to by default return all parameters (NULL), or only scalar parameters (TRUE) or only non-scalar parameters (FALSE).
Other arguments passed to methods.
An integer scalar of the number of parameters.