clear method

@override void clear()

Removes all entries from the map.

After this, the map is empty.

final planets = <int, String>{1: 'Mercury', 2: 'Venus', 3: 'Earth'};
planets.clear(); // {}

Implementation

@override
void clear() {
  _inner.clear();
  _changes.add(MapChange(null, MapOp.clear));
}