componentWillUnmount method

  1. @override
void componentWillUnmount()
override

ReactJS lifecycle method that is invoked immediately before a Component is unmounted from the DOM.

Perform any necessary cleanup in this method, such as invalidating timers or cleaning up any DOM Elements that were created in componentDidMount.

See: reactjs.org/docs/react-component.html#componentwillunmount

Implementation

@override
void componentWillUnmount() {}