📁 埃恩西奥迪英
The characters in the XML document can be encoded in different formats. XML uses the Unicode (UTF-8 or UTF-16) character set by default, but other encodings can be used if they are declared in the XML declaration at the beginning of the document.
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XML Linking and Addressing Languages (XPath, XPointer, XLink)
http://xml.coverpages.org/xll.html