DOM XML
PHP Manual

xpath_eval_expression

(PHP 4 >= 4.0.4)

xpath_eval_expression — Evaluates the XPath Location Path in the given string

Описание

XPathContext
XPathObject xpath_eval_expression ( string $expression [, domnode $contextnode ] )
XPathObject xpath_eval_expression ( XPathContext $xpath_context , string $expression [, domnode $contextnode ] )

Example#1 xpath_eval_expression() Example

<?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'));

?>

Результат выполнения данного примера:

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().


DOM XML
PHP Manual