xpath_eval_expression

(PHP 4 >= 4.0.4)

xpath_eval_expression — Evalúa la Ruta de Ubicación XPath en la cadena entregada

Descripción

XPathContext

XPathObject xpath_eval_expression ( string $expresion [, domnode $nodo_contexto ] )

XPathObject xpath_eval_expression ( XPathContext $contexto_xpath , string $expresion [, domnode $nodo_contexto ] )

Example #1 Ejemplo de xpath_eval_expression()


<?php

include("ejemplo.inc");

if (!$dom = domxml_open_mem($cadena_xml)) {
    echo "Ocurri&oacute; un error al interpretar el documento\n";
    exit;
}

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

?>

El resultado del ejemplo seria:

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)
     }
  }
}

Vea también xpath_eval().

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xpath_eval

domxml_xslt_version

Last updated: Fri, 22 Aug 2008