(PHP 5, PHP 7, PHP 8)
SimpleXMLElement::xpath — Runs XPath query on XML data
$expression
): array|null|false
The xpath
method searches the SimpleXML node for
children matching the XPath expression
.
expression
An XPath path
Returns an array of SimpleXMLElement objects on success; or null
or false
in
case of an error.
Example #1 Xpath
<?php$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 = $xml->xpath('/a/b/c');foreach ($result as $node) { echo '/a/b/c: ',$node,"\n";}/* Relative paths also work... */$result = $xml->xpath('b/c');foreach ($result as $node) { echo 'b/c: ',$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.