clear method

void clear()

Implementation

void clear() {
  if (_length == 0) return;
  final membership = _membership;
  for (var dense = 0; dense < _length; dense++) {
    final entityIndex = _denseEntities[dense];
    _sparse[entityIndex] = 0;
    membership?.remove(entityIndex, _membershipId);
    clearPayload(dense);
  }
  _length = 0;
  bumpRevision();
  _changeListener?.cleared();
}