Replace each() with foreach in asXML() example

Patch by nikic.

Closes GH-1.

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@347573 c90b9560-bf6c-de11-be94-00142212c4b1

Author: nikic

reference/simplexml/simplexmlelement/asXML.xml

@@ -102,7 +102,7 @@ echo $xml->asXML();
 /* Search for <a><b><c> */
 $result = $xml->xpath('/a/b/c');
 
-while(list( , $node) = each($result)) {
+foreach ($result as $node) {
     echo $node->asXML();
 }
 ?>