DateOptTimeType 

The type of a date (required) and a time (optional).

Simple Type Information

Used By

Attributes ConceptIdType/@created, ConceptIdType/@retired, commonPowerAttributes/@modified, newsContentAttributes/@generated, newsContentAttributes/@modified, newsCoverage/@modified, partMetaPropType/@modified, persistentEditAttributes/@modified, recurrenceRuleAttributes/@until, sportsMetadataComplexType/@date-time, timeValidityAttributes/@validfrom, timeValidityAttributes/@validto
Complex Type DateOptTimePropType

Source 

<xs:simpleType name="DateOptTimeType">
  <xs:annotation>
    <xs:documentation>The type of a date (required) and a time (optional).</xs:documentation>
  </xs:annotation>
  <xs:union memberTypes="xs:date xs:dateTime"/>
</xs:simpleType>