Web студия "GrandView"

xpath_eval_expression

(PHP 4 >= 4.0.4, PECL)

xpath_eval_expression -- Evaluates the XPath Location Path in the given string

Описание

class XPathContext {

XPathObject xpath_eval_expression ( string expression [, domnode contextnode] )

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

Пример 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) } } }