OASIS XML catalog format Object Management Group (OMG), IDL defined by object module (XHTML DTD) object serialization reserializing DOM trees as XML XML and objects [See also DOM] DOM Level 3 Core objects reference DOM, hierarchy of SOAP Observer design pattern OCR-A characters , Unicode block for online DTDs, list of online validators OpenOffice file format developed by OpenOffice.org Opera, support for XHTML Optical Character Recognition Unicode block org.xml.sax package org.xml.sax.ext package org.xml.sax.helpers package origin( ) function (XPointer) otherwise element outbound links output element output formats for XML documents ownerDocument attribute (Node) ownerElement attribute (Attr interface) 2nd 3rd
