(PHP 5, PHP 7)
DOMElement::removeAttributeNode — Removes attribute
Removes attribute oldnode
from the element.
oldnode
The attribute node.
Returns TRUE
on success or FALSE
on failure.
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.