Parse XML in PHP By example

Following are the Different examples to Parse the XML

Suppose you having following XML, to Parse
http://php-tutorial-php.blogspot.in/rss.xml?redirect=false&start-index=1&max-results=2

Example 1

$fileData = file_get_contents('http://php-tutorial-php.blogspot.in/rss.xml?redirect=false&start-index=1&max-results=2');
$output = simplexml_load_string($fileData);
echo "
";
print_r($output);
echo "
"; 

Example 2

$fileData = file_get_contents('http://php-tutorial-php.blogspot.in/rss.xml?redirect=false&start-index=1&max-results=2');
$domxml = DOMDocument::loadXML($fileData);
$output= simplexml_import_dom($domxml);
echo "
";
print_r($output);
echo "
"; 

Example 3

$xmlDoc = new DOMDocument();
$xmlDoc->load('http://php-tutorial-php.blogspot.in/rss.xml?redirect=false&start-index=1&max-results=2');
$x = $xmlDoc->documentElement;
foreach ($x->childNodes AS $item)
  {  
  print $item->nodeName . " = " . $item->nodeValue . "\n";  
  }

}

Example 4

$fileData = file_get_contents('http://php-tutorial-php.blogspot.in/rss.xml?redirect=false&start-index=1&max-results=2');
$output = new SimpleXMLElement($fileData);
echo "
";
print_r($output);
echo "
";