data.xTruthValue

data.xTruthValue (extended truth value) defines the range of attribute values used to express a truth value which may be unknown.
組件tei — 1 The TEI Infrastructure
宣告
data.xTruthValue = xsd:boolean | "unknown" | "inapplicable"
註
In cases where where uncertainty is inappropriate, use the datatype data.TruthValue