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  • DOMNode::lookupPrefix()

    (PHP 5, PHP 7)

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

    说明

    publicDOMNode::lookupPrefix(string $namespaceURI): string

    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::lookupNamespaceUri() Gets the namespace URI of the node based on the prefix