PHP Manual
DOMElement
Adds new attribute node to element

DOMElement::setAttributeNode

(PHP 5, PHP 7, PHP 8)

DOMElement::setAttributeNode — Adds new attribute node to element

Description

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

Adds new attribute node attr to element.

Parameters

attr: The attribute node.

Return Values

Returns old node if the attribute has been replaced or null.

Errors/Exceptions

DOM_NO_MODIFICATION_ALLOWED_ERR: Raised if the node is readonly.

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