Php/docs/domnode.lookupprefix
From Get docs
DOMNode::lookupPrefix
(PHP 5, PHP 7)
DOMNode::lookupPrefix — Gets the namespace prefix of the node based on the namespace URI
Description
public DOMNode::lookupPrefix
( string $namespaceURI
) : string
Gets the namespace prefix of the node based on the namespace URI.
Parameters
namespaceURI- The namespace URI.
Return Values
The prefix of the namespace.
