DomDocument->document_element
    (no version information, might be only in CVS)
DomDocument->document_element -- 
     Returns root element node
    
Description
domelement 
DomDocument->document_element ( void  )
     This function returns the root element node of a document. 
    
     The following example returns just the element with name CHAPTER and
     prints it. The other node -- the comment -- is not returned.
     
Example 1. Retrieving root element 
<?php include("example.inc");
  if (!$dom = domxml_open_mem($xmlstr)) {   echo "Error while parsing the document\n";   exit; }
  $root = $dom->document_element(); print_r($root); ?>
 |  
 The above example will output: domelement Object
(
    [type] => 1
    [tagname] => chapter
    [0] => 6
    [1] => 137960648
) |  
  |