(PHP 5, PHP 7)
DOMElement::hasAttributeNS — Checks to see if attribute exists
public DOMElement::hasAttributeNS ( string $namespaceURI , string $localName ) : bool
Indicates whether attribute in namespace namespaceURI named localName exists as a member of the element.
namespaceURI
The namespace URI.
localName
The local name.
Returns true on success or false on failure.
© 1997–2020 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/domelement.hasattributens.php