domxml_root

(PHP 4 >= 4.0b4)

domxml_root --  Returns root element node

Description

object domxml_root (array doc)

Returns element node located at the root of a an DOM document. There are actually other possible nodes like comments which are currently disregarded.

The following example returns just the element with name CHAPTER and prints it. The other root node -- the comment -- is not returned.

Example 1. Retrieving root element


<?php
$xmlstr = "<?xml version='1.0' standalone='yes'?>
<!DOCTYPE chapter SYSTEM '/share/sgml/Norman_Walsh/db3xml10/db3xml10.dtd'
[ <!ENTITY sp \"spanish\">
]>
<!-- lsfj  -->
<chapter language='en'><title language='en'>Title</title>
 <para language='ge'>
  &sp;
  <!-- comment -->
  <informaltable language='&sp;'>
   <tgroup cols='3'>
    <tbody>
     <row><entry>a1</entry><entry
morerows='1'>b1</entry><entry>c1</entry></row>
<row><entry>a2</entry><entry>c2</entry></row>
     <row><entry>a3</entry><entry>b3</entry><entry>c3</entry></row>
    </tbody>
   </tgroup>
  </informaltable>
 </para>
</chapter>";

if(!$dom = xmldoc($xmlstr)) {
  echo "Error while parsing the document\n";
  exit;
}

$root = $dom->root();
print_r($root);
?>