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'));
?>
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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)
}
}
} |
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See also xpath_eval().