simplexml_element->xpath
(no version information, might be only in CVS)
simplexml_element->xpath --
Runs Xpath query on XML data.
Description
array
simplexml_element->xpath ( string path)
The xpath method searches the SimpleXML node for
children matching the Xpath path.
It always returns an array of simplexml_element objects.
Пример 1. Xpath
<?php
$string = <<<XML
<a>
<b>
<c>text</c>
<c>stuff</c>
</b>
<d>
<c>code</c>
</d>
</a>
XML;
$xml = simplexml_load_string($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";
}
?>
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This script will display:
/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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