Convenience methods are provided for operator $
to give more informative error messages
if AssignedProxy
objects are assumed
incorrectly to have a proxy class definition.
# S4 method for AssignedProxy
$(x, name)# S4 method for AssignedProxy
$(x, name) <- value
Arguments to the operator.
Chambers, John M. (2016) Extending R, Chapman & Hall/CRC. ( Chapter 13, discussing this package, is included in the package: ../doc/Chapter_XR.pdf.)