Php/docs/domattr.construct

• PHP Manual
• DOMAttr
• Creates a new DOMAttr object

DOMAttr::__construct

(PHP 5, PHP 7)

DOMAttr::__construct — Creates a new DOMAttr object

说明

public DOMAttr::__construct ( string $name [, string $value ] )

Creates a new DOMAttr 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 writable node, use DOMDocument::createAttribute.

参数

name

The tag name of the attribute.

value

The value of the attribute.

范例

Example #1 Creating a new DOMAttr object

<?php$dom = new DOMDocument('1.0', 'iso-8859-1');$element = $dom->appendChild(new DOMElement('root'));$attr = $element->setAttributeNode(new DOMAttr('attr', 'attrvalue'));echo $dom->saveXML(); ?>

以上例程会输出：

<?xml version="1.0" encoding="utf-8"?>
<root attr="attrvalue" />

参见

• DOMDocument::createAttribute() - Create new attribute