This section lists alphabetically each OpenROAD system class and includes brief descriptions of all of its inherited attributes and methods, and those it inherits from its superclasses. For example, when you look up the OptionField class in this summary, you see the attributes inherited from FormField, ActiveField, EnumField, FieldObject, and so on, as well as those defined for the OptionField class.
For complete information about class attributes and methods, see System Classes in the Language Reference Guide.