========================Expression: /.Object is a Node Set :Set contains 1 nodes:1   /========================Expression: //.Object is a Node Set :Set contains 12 nodes:1   /2  ELEMENT root3  ELEMENT foo4  TEXT    content=txt5  COMMENT    content=hello6  CDATA_SECTION    content=data7  PI target    content=data8  ELEMENT bar9  TEXT    content=txt10  COMMENT    content=hello11  CDATA_SECTION    content=data12  PI target    content=data========================Expression: /root//.Object is a Node Set :Set contains 11 nodes:1  ELEMENT root2  ELEMENT foo3  TEXT    content=txt4  COMMENT    content=hello5  CDATA_SECTION    content=data6  PI target    content=data7  ELEMENT bar8  TEXT    content=txt9  COMMENT    content=hello10  CDATA_SECTION    content=data11  PI target    content=data========================Expression: //.//./././/.Object is a Node Set :Set contains 12 nodes:1   /2  ELEMENT root3  ELEMENT foo4  TEXT    content=txt5  COMMENT    content=hello6  CDATA_SECTION    content=data7  PI target    content=data8  ELEMENT bar9  TEXT    content=txt10  COMMENT    content=hello11  CDATA_SECTION    content=data12  PI target    content=data========================Expression: /root//././/bar//.Object is a Node Set :Set contains 5 nodes:1  ELEMENT bar2  TEXT    content=txt3  COMMENT    content=hello4  CDATA_SECTION    content=data5  PI target    content=data