PHP Manual
DOMNode
Gets the namespace URI of the node based on the prefix

DOMNode::lookupNamespaceUri

(PHP 5, PHP 7, PHP 8)

DOMNode::lookupNamespaceUri — Gets the namespace URI of the node based on the prefix

Description

public DOMNode::lookupNamespaceUri(string $prefix): string

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

Parameters

prefix: The prefix of the namespace.

Return Values

The namespace URI of the node.

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