(PHP 5, PHP 7)
DOMElement::removeAttributeNode — Removes attribute
Removes attribute oldnode
from the element.
oldnode
The attribute node.
Retorna TRUE
em caso de sucesso ou FALSE
em caso de falha.
DOM_NO_MODIFICATION_ALLOWED_ERR
Raised if the node is readonly.
DOM_NOT_FOUND_ERROR
Raised if oldnode
is not an attribute of the element.