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# DomNode->add_namespace

(no version information, might be only in CVS)

DomNode->add_namespace -- Adds a namespace declaration to a node

## 说明

class DOMNode {
bool add_namespace ( string uri, string prefix )
}

This method adds a namespace declaration to a node.

> 注: This method is not part of the DOM specification.

## 参数

uri

  The namespace URI of the node.

prefix

  The namespace prefix of the node.

## 返回值

如果成功则返回 `TRUE`，失败则返回 `FALSE`。

## Migrating to PHP 5

You can set the namespace URI and prefix of a DOMElement or a DOMAttr at creation time by using DOMDocument->createElementNS() or DOMDocument->createAttributeNS().

> 注: Remember the an attribute does not inherit its namespace from the element it is attached to.

## 参见

DomDocument->create_element_ns
DomNode->set_namespace

后退 | 起点 | 前进
DomElement->tagname() | 上一级 | DomNode->append_child