Default Namespaces

• xmlns attribute alone, without prefix
• all the enclosed elements are assumed to belong to that namespace

     <?xml version="1.0"?>
     <!-- both namespace prefixes are available throughout -->
     <book xmlns='http://www.books.org/books'>
        <title>Programing XML in Java<title>
        <isbn:number xmlns:isbn='urn:ISBN:0-395-36341-6'>
           1568491379
        </isbn:number>
     </book>