CondLang.datatype 

Conditional language is expression 
which must evaluate to Boolean True or False. 
The expression language must define In(stateID) 
as a valid expression.

Simple Type Information

Used By

Attributes scxml.elseif.attlist/@cond, scxml.if.attlist/@cond, scxml.transition.attlist/@cond

Source 

<xsd:simpleType name="CondLang.datatype">
  <xsd:annotation>
    <xsd:documentation>Conditional language is expression which must evaluate to Boolean True or False. The expression language must define In(stateID) as a valid expression.</xsd:documentation>
  </xsd:annotation>
  <xsd:restriction base="xsd:string"/>
</xsd:simpleType>