Stops the MutationObserver instance from receiving notifications of DOM mutations.
Stops the MutationObserver instance from receiving notifications of DOM mutations. Until the observe() method is used again, observer's callback will not be invoked.
Registers the MutationObserver instance to receive notifications of DOM mutations on the specified node.
Empties the MutationObserver instance's record queue and returns what was in there.
MutationObserver provides developers a way to react to changes in a DOM. It is designed as a replacement for Mutation Events defined in the DOM3 Events specification.