0001 template <typename T> QlistNodePosi(T) //将e作为p的后继、b的上邻插入Quadlist 0002 Quadlist<T>::insertAfterAbove ( T const& e, QlistNodePosi(T) p, QlistNodePosi(T) b = NULL ) 0003 { _size++; return p->insertAsSuccAbove ( e, b ); } //返回新节点位置(below = NULL)