>hasAttributeNS</a>, <a href="https://docs.oracle.com/javase/8/docs/api/org/w3c/dom/Element.html?is-external=true#removeAttribute(java.lang.String)" title="class or interface in org.w3c.dom" class="externalLink">removeAttribute</a>, <a href="https://docs.oracle.com/javase/8/docs/api/org/w3c/dom/Element.html?is-external=true#removeAttributeNode(org.w3c.dom.Attr)" title="class or interface in org.w3c.dom" class="externalLink">removeAttributeNode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/org/w3c/