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sion tool can convert between them without loss of information. RELAX NG has a simpler definition and validation framework than XML Schema, making it easier to use and implement. It also has the ability to use datatype framework plugins。 a RELAX NG schema author, for example, can require values in an XML document to conform to definitions in XML Schema Datatypes. 樣例文本 B ? RELAX NG ? Main article: RELAX NG ? RELAX NG was initially specified by OASIS and is now also an ISO international standard (as part of DSDL). RELAX NG schemas may be written in either an XML based syntax or a more pact nonXML syntax。 the two syntaxes are isomorphic and James Clark39。s Trang conversion tool can convert between them without loss of information. RELAX NG has a simpler definition and validation framework than X