DOMNode
PHP Manual

DOMNode::lookupPrefix

(PHP 5, PHP 7)

DOMNode::lookupPrefix Gets the namespace prefix of the node based on the namespace URI

说明

public string DOMNode::lookupPrefix ( string $namespaceURI )

Gets the namespace prefix of the node based on the namespace URI.

参数

namespaceURI

The namespace URI.

返回值

The prefix of the namespace.

参见


DOMNode
PHP Manual