void forEach(void f(K key, V value))

Applies f to each key-value pair of the map.

Calling f must not add or remove keys from the map.

Source

void forEach(void f(K key, V value)) {
  Iterator<_SplayTreeNode<K>> nodes =
      new _SplayTreeNodeIterator<K>(this);
  while (nodes.moveNext()) {
    _SplayTreeMapNode<K, V> node = nodes.current;
    f(node.key, node.value);
  }
}