Php/docs/domdocument.importnode
DOMDocument::importNode
(PHP 5, PHP 7)
DOMDocument::importNode — Import node into current document
说明
This function returns a copy of the node to import and associates it with the current document.
参数
importedNode
The node to import.
deep
If set to
true
, this method will recursively import the subtree under theimportedNode
.Note:
To copy the nodes attributes
deep
needs to be set totrue
返回值
The copied node or false
, if it cannot be copied.
范例
Example #1 DOMDocument::importNode() example
Copying nodes between documents.
<?php$orgdoc = new DOMDocument;$orgdoc->loadXML("<root><element><child>text in child</child></element></root>");// The node we want to import to a new document$node = $orgdoc->getElementsByTagName("element")->item(0);// Create a new document$newdoc = new DOMDocument;$newdoc->formatOutput = true;// Add some markup$newdoc->loadXML("<root><someelement>text in some element</someelement></root>");echo "The 'new document' before copying nodes into it:\n";echo $newdoc->saveXML();// Import the node, and all its children, to the document$node = $newdoc->importNode($node, true);// And then append it to the "<root>" node$newdoc->documentElement->appendChild($node);echo "\nThe 'new document' after copying the nodes into it:\n";echo $newdoc->saveXML();?>
以上例程会输出:
The 'new document' before copying nodes into it: <?xml version="1.0"?> <root> <someelement>text in some element</someelement> </root> The 'new document' after copying the nodes into it: <?xml version="1.0"?> <root> <someelement>text in some element</someelement> <element> <child>text in child</child> </element> </root>