RE: [xml-dev] Proposed requirements on solutions that convertXML-illegal

["Costello, Roger L." <costello@mitre.org>]

Tim Bray wrote:

 

Ø  I'd pick a codepoint in a Unicode Private Use Area,

Ø  and agree that it's a stand-in for U+0000.

 

That is the approach DFDL (Data Format Description Language) takes. For a codepoint that is not allowed in XML, it maps the codepoint to the PUA by adding E000.

 

U+0000 (NUL) is mapped to U+E000

U+0001 (SOH) is mapped to U+E001

U+0002 (STX) is mapped to U+E002

etc.

 

/Roger