<docDate>

<docDate> (文件日期) 包含文件日期， 同於 (通常) 在題名頁上顯示的日期。 4.6 Title Pages
組件 textstructure — 4 Default Text Structure
除全域屬性以外
when gives the value of the date in standard form, i.e. YYYY-MM-DD.
狀態 非必備的
資料類型 

<rng:ref name="data.temporal.w3c"/>
data.temporal.w3c
值 a date in one of the formats specified in XML Schema Part 2: Datatypes Second Edition
屬於
docImprint model.titlepagePart model.divWrapper model.pLike.front
可包含
analysis: c cl interp interpGrp m pc phr s span spanGrp w
certainty: certainty precision respons
core: abbr add address binaryObject cb choice corr date del distinct email emph expan foreign gap gloss graphic hi index lb measure measureGrp mentioned milestone name note num orig pb ptr ref reg rs sic soCalled term time title unclear
dictionaries: lang oRef oVar pRef pVar
figures: figure formula
gaiji: g
header: idno
iso-fs: fLib fs fvLib
linking: alt altGrp anchor join joinGrp link linkGrp seg timeline
msdescription: catchwords depth dim dimensions height heraldry locus locusGrp material origDate origPlace secFol signatures stamp watermark width
namesdates: addName affiliation bloc country district forename genName geo geogFeat geogName nameLink offset orgName persName placeName region roleName settlement state surname
spoken: incident kinesic pause shift vocal writing
tagdocs: att code gi ident specDesc specList tag val
textcrit: app witDetail
transcr: addSpan am damage damageSpan delSpan ex fw handShift restore space subst supplied surplus
verse: caesura rhyme
宣告 

<rng:element name="docDate">
 <rng:ref name="att.global.attributes"/>
 <rng:optional>
  <rng:attribute name="when">
   <rng:ref name="data.temporal.w3c"/>
  </rng:attribute>
 </rng:optional>
 <rng:ref name="macro.phraseSeq"/>
</rng:element>
element docDate
{
   att.global.attributes,
   attribute when { data.temporal.w3c }?,
   macro.phraseSeq
}
例子
<docImprint>上海：中華書局，<docDate>2001</docDate>年。
</docImprint>