| Microsoft XML Core Services (MSXML) 5.0 for Microsoft Office - XML Schemas |  |
Validation
Validation is the process of comparing an XML document to a corresponding schema. If an XML document conforms to all of the rules in the schema, the document is considered valid. As an introduction to validation, this section provides the following topics:
See Also
How Do I? (XSD) | Validate an XML Document or Fragment Using C/C++ (DOM) | Validate an XML Document or Fragment Using Visual Basic (DOM) | IXMLDOMSchemaCollection/XMLSchemaCache
Other Resources 
World Wide Web Consortium (W3C) XML Schema Part 2: Datatypes | World Wide Web Consortium (W3C) XML Schema Part 1: Structures