(PHP 5, PHP 7, PHP 8)
simplexml_import_dom — Get a SimpleXMLElement object from an XML or HTML node
$node, ?string $class_name = SimpleXMLElement::class): ?SimpleXMLElementThis function takes a node of a DOM document and makes it into a SimpleXML node. This new object can then be used as a native SimpleXML element.
nodeA DOM Element node
class_nameYou may use this optional parameter so that simplexml_import_dom() will return an object of the specified class. That class should extend the SimpleXMLElement class.
Returns a SimpleXMLElement or null on failure.
Throws a TypeError when passed a
non-XML or non-HTML node.
| 版本 | 说明 |
|---|---|
| 8.4.0 |
This function now throws a TypeError instead of
a ValueError when passed a
non-XML or non-HTML node.
|
示例 #1 Importing DOM
<?php
$dom = new DOMDocument;
$dom->loadXML('<books><book><title>blah</title></book></books>');
if (!$dom) {
echo 'Error while parsing the document';
exit;
}
$s = simplexml_import_dom($dom);
echo $s->book[0]->title;
?>以上示例会输出：
blah