13 November, 2000

Appendix A: Changes

Editors
Arnaud Le Hors, IBM
Philippe Le Hégaret, W3C

A.1: Changes between DOM Level 1 Core and DOM Level 2 Core

OMG IDL
The DOM Level 2 specifications are now using Corba 2.3.1 instead of Corba 2.2.
Type DOMString
The definition of DOMString in IDL is now a valuetype.

A.1.1: Changes to DOM Level 1 Core interfaces and exceptions

Interface Attr
The Attr interface has one new attribute: ownerElement.
Interface Document
The Document interface has five new methods: importNode, createElementNS, createAttributeNS, getElementsByTagNameNS and getElementById.
Interface NamedNodeMap
The NamedNodeMap interface has three new methods: getNamedItemNS, setNamedItemNS, removeNamedItemNS.
Interface Node
The Node interface has two new methods: isSupported and hasAttributes.
normalize, previously in the Element interface, has been moved in the Node interface.
The Node interface has three new attributes: namespaceURI, prefix and localName.
The ownerDocument attribute was specified to be null when the node is a Document. It now is also null when the node is a DocumentType which is not used with any Document yet.
Interface DocumentType
The DocumentType interface has three attributes: publicId, systemId and internalSubset.
Interface DOMImplementation
The DOMImplementation interface has two new methods: createDocumentType and createDocument.
Interface Element
The Element interface has eight new methods: getAttributeNS, setAttributeNS, removeAttributeNS, getAttributeNodeNS, setAttributeNodeNS, getElementsByTagNameNS, hasAttribute and hasAttributeNS.
The method normalize is now inherited from the Node interface where it was moved.
Exception DOMException
The DOMException has five new exception codes: INVALID_STATE_ERR, SYNTAX_ERR, INVALID_MODIFICATION_ERR, NAMESPACE_ERR and INVALID_ACCESS_ERR.

A.1.2: New features

A.1.2.1: New types

DOMTimeStamp
The DOMTimeStamp type was added to the Core module.