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myconstructor
2012 Dec 12
1
Lost in S4 and S3 classes
...t; pippo
An object of class "TestClass"
Slot "lmOutput":
<S4 Type Object>
attr(,".S3Class")
[1] "nls.lm"
Slot "anumeric":
numeric(0)
And the object "pippo" seems correctly initialized.
If I use this code instead I got an error:
myConstructor2 <- function()
{
pippo <- new("TestClass", anumeric=1000)
return(pippo)
}
> pippo <- myConstructor2()
Error in validObject(.Object) :
invalid class ?TestClass? object: invalid object for slot "lmOutput" in class "TestClass": got class "S4",...