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xpath_eval_expression

Evaluates the XPath Location Path in the given string (PHP 4 >= 4.0.4)
XPathObject xpath_eval_expression ( XPathContext xpath_context, string expression [, domnode contextnode] )

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XPathContext {
  XPathObject xpath_eval_expression(string expression,
                                    domnode contextnode);
}

Example 580. xpath_eval_expression() Example

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<?php

include("example.inc");

if (!$dom = domxml_open_mem($xmlstr)) {
   echo "Error while parsing the document\n";
   exit;
}

$xpath = xpath_new_context($dom);
var_dump(xpath_eval_expression($xpath, '/chapter/@language'));

?>

The above example will output:

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object(XPathObject)(2) {
  ["type"]=>
  int(1)
  ["nodeset"]=>
  array(1) {
    [0]=>
    object(domattribute)(5) {
      ["type"]=>
      int(2)
      ["name"]=>
      string(8) "language"
      ["value"]=>
      string(2) "en"
      [0]=>
      int(7)
      [1]=>
      int(138004256)
    }
 }
}


See also xpath_eval().


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