2.2.4.12 versionType
The schema definition for the versionType data type is as follows:
<xs:simpleType name='versionType'> <xs:restriction base='xs:string'> <xs:pattern value="[0-9]+\.[0-9]+"></xs:pattern> <xs:maxLength value="5"/> </xs:restriction> </xs:simpleType>
The versionType data type is a string type with a length restriction of five characters and a pattern adhering to the regular expression as defined previously in the schema.