ListenerToken class Null safety

A token which is handed out when adding a listener to an observable object.

To remove a listener from an observable object, call the objects removeChangeListener method with the corresponding token.

Constructors

ListenerToken()

Properties

hashCode int
The hash code for this object. [...]
read-only, inherited
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
toString() String
A string representation of this object. [...]
inherited

Operators

operator ==(Object other) bool
The equality operator. [...]
inherited