appendChild()

Adds a new child node to an element as the last child node

cloneNode()

Clones an HTML element

compareDocumentPosition()

Compares the document position of two elements

getFeature()

Returns an object which implements the APIs of a specified feature

hasAttributes()

Returns true if an element has any attributes, otherwise false

hasChildNodes()

Returns true if an element has any child nodes, otherwise false

insertBefore()

Inserts a new child node before a specified, existing child node

isDefaultNamespace()

Returns true if a specified namespaceURI is the default, otherwise false

isEqualNode()

Checks if two elements are equal

isSameNode()

Checks if two elements are the same node

isSupported()

Returns true if a specified feature is supported on the element

lookupNamespaceURI()

Returns the namespaceURI associated with a given node

lookupPrefix()

Returns a DOMString containing the prefix for a given namespaceURI, if present

normalize()

Joins adjacent text nodes and removes empty text nodes in an element

removeChild()

Removes a child node from an element

replaceChild()

Replaces a child node in an element