S4_register             Register an S7 class with S4
S7_class                Retrieve the S7 class of an object
S7_data                 Get/set underlying "base" data
S7_inherits             Does this object inherit from an S7 class?
as_class                Standard class specifications
base_classes            Base classes
class_missing           Special dispatch types
convert                 Convert an object from one type to another
method                  Retrieve a method for an S7 generic
method<-                Register a S7 method for a generic
method_explain          Explain method dispatch
methods_register        Register methods in a package
new_S3_class            Declare an S3 class
new_class               Define a new S7 class
new_external_generic    Generics in other packages
new_generic             Define a new generic
new_property            Define a new property
new_union               Define a class union
prop                    Get/set a property
prop_names              Property introspection
props                   Get/set multiple properties
super                   Force method dispatch to use a superclass
validate                Validate an S7 object
