Gets a reference to the System.Xml.Serialization.XmlSchemas associated with the XML Web service.
a System.Xml.Serialization.XmlSchemas
This property is initialized with a CollectionBase.Count of zero. Any members must be explicitly added using the collection's System.Xml.Serialization.XmlSchemas.Add(System.Xml.Schema.XmlSchema) method.
For more information about Web Services Description Language (WSDL), see the specification at http://www.w3.org/TR/wsdl/.