<valDesc>

<valDesc> (屬性值描述) 除了元素datatype所帶有的資訊之外，說明屬性可使用的屬性值在字義或語法上的限制。 [22.4.5 Attribute List Specification]
組件tagdocs — Documentation Elements
屬性att.global (@xml:id, @n, @xml:lang, @rend, @style, @rendition, @xml:base, @xml:space) (att.global.linking (@corresp, @synch, @sameAs, @copyOf, @next, @prev, @exclude, @select)) (att.global.analytic (@ana)) (att.global.facs (@facs)) (att.global.change (@change)) att.translatable (@versionDate) att.combinable (@mode) (att.deprecated (@validUntil))
可包含在於
tagdocs: attDef
可包含
analysis: interp interpGrp span spanGrp
certainty: certainty precision respons
core: abbr address cb choice date distinct email emph expan foreign gap gb gloss hi index lb measure measureGrp mentioned milestone name note num pb ptr ref rs soCalled term time title
dictionaries: lang
figures: figure notatedMusic
header: idno
iso-fs: fLib fs fvLib
linking: alt altGrp anchor join joinGrp link linkGrp timeline
msdescription: catchwords depth dim dimensions height heraldry locus locusGrp material objectType origDate origPlace secFol signatures stamp watermark width
namesdates: addName affiliation bloc climate country district forename genName geo geogFeat geogName location nameLink offset orgName persName placeName population region roleName settlement state surname terrain trait
spoken: incident kinesic pause shift vocal writing
tagdocs: att code gi ident tag val
textcrit: witDetail
transcr: addSpan am damageSpan delSpan ex fw listTranspose metamark space subst substJoin
宣告

<rng:element name="valDesc">
 <rng:ref name="att.global.attributes"/>
 <rng:ref name="att.global.linking.attributes"/>
 <rng:ref name="att.global.analytic.attributes"/>
 <rng:ref name="att.global.facs.attributes"/>
 <rng:ref name="att.global.change.attributes"/>
 <rng:ref name="att.translatable.attributes"/>
 <rng:ref name="att.combinable.attributes"/>
 <rng:ref name="att.deprecated.attributes"/>
 <rng:ref name="macro.phraseSeq.limited"/>
</rng:element>
element valDesc
{
   att.global.attributes,
   att.global.linking.attributes,
   att.global.analytic.attributes,
   att.global.facs.attributes,
   att.global.change.attributes,
   att.translatable.attributes,
   att.combinable.attributes,
   att.deprecated.attributes,
   macro.phraseSeq.limited
}
例子
<valDesc>必須指向另一個的邏輯上先於此的元素<gi>align</gi>
</valDesc>