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SimpleXMLElement->xpath()

Runs XPath query on XML data ()

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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 2260. Xpath

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<?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:

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/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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