Php/docs/domelement.construct
DOMElement::__construct
(PHP 5, PHP 7)
DOMElement::__construct — Creates a new DOMElement object
说明
public DOMElement::__construct
( string $name
[, string $value
[, string $namespaceURI
]] )
Creates a new DOMElement object. This object is read only. It may be appended to a document, but additional nodes may not be appended to this node until the node is associated with a document. To create a writeable node, use DOMDocument::createElement or DOMDocument::createElementNS.
参数
name- The tag name of the element. When also passing in namespaceURI, the element name may take a prefix to be associated with the URI.
value- The value of the element.
namespaceURI- A namespace URI to create the element within a specific namespace.
范例
Example #1 Creating a new DOMElement
<?php$dom = new DOMDocument('1.0', 'iso-8859-1');$element = $dom->appendChild(new DOMElement('root'));$element_ns = new DOMElement('pr:node1', 'thisvalue', 'http://xyz');$element->appendChild($element_ns);echo $dom->saveXML(); /* <?xml version="1.0" encoding="utf-8"?><root><pr:node1 xmlns:pr="http://xyz%22>thisvalue</pr:node1></root> */?>
参见
- DOMDocument::createElement() - Create new element node
- DOMDocument::createElementNS() - Create new element node with an associated namespace
