|  |  | 
|  | ======================== | 
|  | Expression: //*[lang('en')] | 
|  | Object is a Node Set : | 
|  | Set contains 9 nodes: | 
|  | 1  ELEMENT b | 
|  | ATTRIBUTE lang | 
|  | TEXT | 
|  | content=en | 
|  | 2  ELEMENT x | 
|  | 3  ELEMENT x | 
|  | 4  ELEMENT para | 
|  | ATTRIBUTE lang | 
|  | TEXT | 
|  | content=en | 
|  | 5  ELEMENT div | 
|  | ATTRIBUTE lang | 
|  | TEXT | 
|  | content=en | 
|  | 6  ELEMENT para | 
|  | 7  ELEMENT para | 
|  | ATTRIBUTE lang | 
|  | TEXT | 
|  | content=EN | 
|  | 8  ELEMENT para | 
|  | ATTRIBUTE lang | 
|  | TEXT | 
|  | content=en-us | 
|  | 9  ELEMENT para | 
|  | ATTRIBUTE lang | 
|  | TEXT | 
|  | content=EN-US | 
|  |  | 
|  | ======================== | 
|  | Expression: //*[lang('en-us')] | 
|  | Object is a Node Set : | 
|  | Set contains 2 nodes: | 
|  | 1  ELEMENT para | 
|  | ATTRIBUTE lang | 
|  | TEXT | 
|  | content=en-us | 
|  | 2  ELEMENT para | 
|  | ATTRIBUTE lang | 
|  | TEXT | 
|  | content=EN-US | 
|  |  | 
|  | ======================== | 
|  | Expression: //*[lang('en-gb')] | 
|  | Object is a Node Set : | 
|  | Set contains 0 nodes: | 
|  |  | 
|  | ======================== | 
|  | Expression: //*[lang('fr')] | 
|  | Object is a Node Set : | 
|  | Set contains 0 nodes: | 
|  |  | 
|  | ======================== | 
|  | Expression: //*[lang('')] | 
|  | Object is a Node Set : | 
|  | Set contains 0 nodes: |