Obsolete
This feature is obsolete. Although it may still work in some browsers, its use is discouraged since it could be removed at any time. Try to avoid using it.
The Object.getNotifer() method was used to create an object that allows to synthetically trigger a change, but has been deprecated and removed in browsers.
Syntax
Object.getNotifier(obj)
Parameters
obj- The object to retrieve the notifier of.
Return value
The notifier object associated with the object being passed to the function.
Description
The notifier is used to trigger synthetic changes that will be observed by Object.observe().
Specifications
Not part of any standard. Strawman proposal specification.
Browser compatibility
Supported nowhere. Historically supported in Chrome 36 till 52.