<?php
ini_set("display_errors","on"); error_reporting(-1);
$doc="<?xml version='1.0' encoding='WINDOWS-1251'?>
<htm:body xmlns:htm='w3.org'>
<span>Text</span>
<htm:img htm:src='imgSrc'/>
</htm:body>";
$dom = new DOMDocument('1.0','WINDOWS-1251');
$dom->preserveWhiteSpace=false;
$dom->loadXML($doc);
$domList=$dom->getElementsByTagNameNS('*','*');//all namespaces, all local names
echo "Количество элементов. The number of elements: ".$domList->length."<br />";// 2 (not 3)
for ($i=0; $i<$domList->length; $i++)
{echo "Элемент $i. The element $i: ".$domList->item($i)->tagName."<br />";
}
/*
Tested in PHP 5.2.9-2 and 5.2.17
The above example will output:
Количество элементов. The number of elements: 2
Элемент 0. The element 0: htm:body
Элемент 1. The element 1: htm:img
Вывод. Не найден элемент span
Conclusion. Not found span element
*/
?>
DOMDocument::getElementsByTagNameNS
(PHP 5, PHP 7, PHP 8)
DOMDocument::getElementsByTagNameNS — Searches for all elements with given tag name in specified namespace
Descrizione
Returns a DOMNodeList of all elements with a given local name and a namespace URI.
Elenco dei parametri
-
namespace -
The namespace URI of the elements to match on. The special value
"*"matches all namespaces. Passingnullmatches the empty namespace. -
localName -
The local name of the elements to match on. The special value
"*"matches all local names.
Valori restituiti
A new DOMNodeList object containing all the matched elements.
Log delle modifiche
| Versione | Descrizione |
|---|---|
| 8.0.3 |
namespace is nullable now.
|
Esempi
Example #1 Get all the XInclude elements
<?php
$xml = <<<EOD
<?xml version="1.0" ?>
<chapter xmlns:xi="http://www.w3.org/2001/XInclude">
<title>Books of the other guy..</title>
<para>
<xi:include href="book.xml">
<xi:fallback>
<error>xinclude: book.xml not found</error>
</xi:fallback>
</xi:include>
<include>
This is another namespace
</include>
</para>
</chapter>
EOD;
$dom = new DOMDocument;
// load the XML string defined above
$dom->loadXML($xml);
foreach ($dom->getElementsByTagNameNS('http://www.w3.org/2001/XInclude', '*') as $element) {
echo 'local name: ', $element->localName, ', prefix: ', $element->prefix, "\n";
}
?>Il precedente esempio visualizzerà:
local name: include, prefix: xi local name: fallback, prefix: xi
Vedere anche:
- DOMDocument::getElementsByTagName() - Searches for all elements with given local tag name
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User Contributed Notes 1 note
RiKdnUA at mail dot ru ¶
9 years ago
