| as.lgtdl {lgtdl} | R Documentation |
as.lgtdl coerces its argument to class lgtdl if possible.
is.lgtdl returns TRUE if its argument is of class
lgtdl and FALSE otherwise.
as.lgtdl(x, row.names=NULL) is.lgtdl(y)
x |
An object to be coerced to a lgtdl object. |
row.names |
An optional set of row names to be used for the names
of the covariates in the resulting lgtdl object. |
y |
An object to test whether it is of class lgtdl |
is.lgtdl |
|
as.lgtdl |
{Returns an object of class lgtdl.}
Robert Gentleman
x1<-data.frame(time=c(1,3,5), cov=c(4,6,8)) x2<-data.frame(time=c(11,13,15), interest=c(66,45,88)) x1<-as.lgtdl(x1) x2<-as.lgtdl(x2) is.lgtdl(TRUE)