This observable update refers to inclusion operations that add new elements to collection classes.
Location describes locations in messages implemented by
Message represents messages that are issued by observable
collection classes whenever a data structure is changed.
This observable update refers to removal operations of elements from collection classes.
This command refers to reset operations.
Objects of this class represent compound messages consisting of a sequence of other messages.
Classes that mix in the
Scriptable class allow
messages to be sent to objects of that class.
This observable update refers to destructive modification operations of elements from collection classes.