<binary>

<binary> (binary value) represents the value part of a feature-value specification which can contain either of exactly two possible values. 18.2 Elementary Feature Structures and the Binary Feature Value
Moduleiso-fs — 18 Feature Structures
AttributesIn addition to global attributes
valuesupplies a binary value.
Status Required
Datatype 

<rng:ref name="data.truthValue"/>
data.truthValue
Values a string representing a binary value (true or false, 0 or 1) .
Used by model.featureVal.single
May containEmpty element
Declaration

<rng:element name="binary">
<rng:ref name="att.global.attributes"/>
<rng:attribute name="value">
 <rng:ref name="data.truthValue"/>
</rng:attribute>
<rng:empty/>
</rng:element>
element binary
{
   att.global.attributes,
   attribute value { data.truthValue },
   empty
}
Example
<f name="strident">
 <binary value="true"/>
</f>
<f name="exclusive">
 <binary value="false"/>
</f>
Note
The value attribute may take any value permitted for attributes of the W3C datatype Boolean: this includes for example the strings true or 1 which are equivalent.