Programmer's Guide > Interfaces > W3C NamedNodeMap interface > item method
  
item method
Returns the indexth item in the map. If index is greater than or equal to the number of nodes in this map, this returns null.
item(nodeindex )
Parameters
unsigned longnodeindex
Index into this map.
Returns
Node. The node at the indexth position in the map, or null if that is not a valid index.