节点集

• That represents the root node of the set of nodes that is managed by
  所管理的节点集的根节点。
• This node set is used as the input for the second predicate
  这个节点集被用作第二个谓词的输入。
• Which must evaluate to a node - set
  ，该表达式必须计算为节点集。
• Node set : an unordered collection of nodes without duplicates
  节点集：无序的节点集（没有重复项）
• An axis defines a node - set relative to the current node
  坐标轴是用于定义与当前节点相关的节点集。
• Returns a node set that has the current node as its only member
  返回当前节点作为唯一成员的节点集。
• Using special properties of xslt node sets to make life easier
  使用xslt节点集的特殊特性使事情变得更加容易
• Converts a tree into a node set
  将树转换为节点集。
• The function combines the two to decide which documents to load
  该函数组合字符串和节点集来确定装入哪些文档。
• From the source node set , the predicate creates another node set with exactly
  从源节点集，谓词创建另一个正好有