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DOMElement::setAttributeNodeNS

(PHP 5, PHP 7, PHP 8)

DOMElement::setAttributeNodeNS — Adds new attribute node to element

Description

public DOMElement::setAttributeNodeNS(DOMAttr $attr): DOMAttr|null|false

Adds new attribute node attr to element, keeping the namespace into account. If an attribute with the same name already exists on the element, that attribute is replaced by attr.

Parameters

attr: The attribute node.

Return Values

Returns the old attribute if it has been replaced or null if there was no old attribute. If a DOM_WRONG_DOCUMENT_ERR error is raised, and strictErrorChecking is false, false is returned.

Errors/Exceptions

DOM_WRONG_DOCUMENT_ERR: Raised if attr belongs to a different document than the element.

See Also

DOMElement::hasAttributeNS() - Checks to see if attribute exists
DOMElement::getAttributeNodeNS() - Returns attribute node
DOMElement::removeAttributeNode() - Removes attribute

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