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SimpleXMLElement->registerXPathNamespace()	simplexml_import_dom

	Last updated: Thu, 26 Jun 2008

SimpleXMLElement->xpath()

(PHP 5 >= 5.2.0)

SimpleXMLElement->xpath() — Runs XPath query on XML data

Description

SimpleXMLElement

array xpath ( string $path )

The xpath method searches the SimpleXML node for children matching the XPath path .

Parameters

path: An XPath path

Return Values

Returns an array of SimpleXMLElement objects or FALSE in case of an error.

Examples

Example #1 Xpath


<?php

$string = <<<XML

<a>

 <b>

  <c>text</c>

  <c>stuff</c>

 </b>

 <d>

  <c>code</c>

 </d>

</a>

XML;



$xml = new SimpleXMLElement($string);



/* Search for <a><b><c> */

$result = $xml->xpath('/a/b/c');



while(list( , $node) = each($result)) {

    echo '/a/b/c: ',$node,"\n";

}



/* Relative paths also work... */

$result = $xml->xpath('b/c');



while(list( , $node) = each($result)) {

    echo 'b/c: ',$node,"\n";

}

?>

The above example will output:

/a/b/c: text
/a/b/c: stuff
b/c: text
b/c: stuff

Notice that the two results are equal.

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SimpleXMLElement->registerXPathNamespace()	simplexml_import_dom

	Last updated: Thu, 26 Jun 2008

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