Best to check the documentation for your parser.
Note also that it depends how you encoded the characters in your XML. If you use character entity references for example (豈) these are fine in PCDATA. Other characters can be valid in one encoding (such as ISO-8859-1) supported by many parsers, but illegal in other encodings i.e. US-ASCII.
Dig Deeper on XML and XML schema
Have a question for an expert?
Please add a title for your question
Get answers from a TechTarget expert on whatever's puzzling you.