Defines a data type with the values of true and false.
| Namespace | http://schemas.microsoft.com/office/excel/2003/xml | 
| Schema name | XML Spreadsheet 2003 | 
      
<xsd:simpleType name="truefalseType" >
  <xsd:restriction base="xsd:string">
    <xsd:enumeration value="true" />
    <xsd:enumeration value="false" />
  </xsd:restriction>
</xsd:simpleType>