根节点

• Method is called if the user clicks the root node depth 0
  在此演练中，如果用户单击根节点（深度为0 ） ，则调用
• Class retrieves the root node of the root provider in the hierarchy
  类将检索该层次结构中的根提供程序的根节点。
• The spanning - tree protocol establishes a root node called the root bridge
  扩充树协定建立一个根节点叫根桥接器。
• Variable is the root node
  变量的值为根节点。
• Method to a builder instance , which now represents the root node ,
  方法连接到生成器实例，现在它表示xml的根节点，即
• Element as the root node
  元素）作为根节点。
• Represents the different node types leaf , parent , and root in the
  控件中不同的节点类型（叶节点、父节点和根节点） 。
• Property to determine the root node from which to build the data source view
  属性，以确定生成数据源视图的根节点。
• Element does not include any style sheets imported or included by children of that
  元素为根节点的子树不包括任何由该
• Click the add a root node icon twice to add two menu items
  在“项”之下单击“添加根节点”图标两次，添加两个菜单项：