as.code                 Convert object to code
as.codelist             Convert an object to a codelist object
as.label                Label character vector as label to use in
                        comparisons with a code vector
cl                      Get the code list associated with the object
cl_filter               Filter a code list
cl_is_valid             Check if the codelist is valid
cl_levels               Get the hierarchical level for each code in a
                        code list
cl_locale               Get the locale to use with the codelist
cl_nlevels              Get the number of hierarchical levels in a code
                        list
code                    Code vector
codelist                Create a codelist object
codes                   Get the codes belonging to given labels
format.code             Format a code object for pretty printing
in_labels               Match codes based on label
is.code                 Check if object is a code
is.codelist             Check if an object is a Code List
is.missing              Find out which elements of a vector have
                        missing values
labels.code             Convert vector with codes to factor using a
                        code list
levelcast               Recode codes to a higher level in a hierarchy
objectcodes             Example code list for object types
objectsales             Example data set to demonstrate working with
                        code lists
