SimpleXMLElement::asXML

(PHP 5 >= 5.0.1)

SimpleXMLElement::asXML — Return a well-formed XML string based on SimpleXML element

Описание

SimpleXMLElement

mixed asXML ([ string $filename ] )

The asXML method formats the parent object's data in XML version 1.0.

Список параметров

filename: If specified, the function writes the data to the file rather than returning it.

Возвращаемые значения

If the filename isn't specified, this function returns a string on success and FALSE on error. If the parameter is specified, it returns TRUE if the file was written successfully and FALSE otherwise.

Примеры

Пример #1 Get XML


<?php
$string = <<<XML
<a>
 <b>
  <c>text</c>
  <c>stuff</c>
 </b>
 <d>
  <c>code</c>
 </d>
</a>
XML;

$xml = new SimpleXMLElement($string);

echo $xml->asXML(); // <?xml ... <a><b><c>text</c><c>stuff</c> ...

?>

asXML also works on Xpath results:

Пример #2 Using asXML() on Xpath results


<?php
// Continued from example XML above.

/* Search for <a><b><c> */
$result = $xml->xpath('/a/b/c');

while(list( , $node) = each($result)) {
    echo $node->asXML(); // <c>text</c> and <c>stuff</c>
}
?>