1 | Processing instructions are not part of the document's data but must be passed through to the application |
2 | Hold processing directions and information passed to XML parsers and programs |
3 | PI begins with the target application identifier |
4 | Example: |
5 | <?xml version = "1.0" ?> |
6 | <?xml-stylesheet type="text/xsl" href="mystyle.xsl"?> |