move method

void move(
  1. int fromIndex,
  2. int toIndex
)

Moves the element at fromIndex to toIndex.

Implementation

void move(int fromIndex, int toIndex) {
  if (fromIndex == toIndex) return;
  final element = removeAt(fromIndex);
  insert(toIndex, element);
  _notify(
    ListChange<E>(
      type: ListChangeType.move,
      oldIndex: fromIndex,
      index: toIndex,
      element: element,
    ),
  );
}