For more information on this element, please refer to the VML Reference, located online in the Microsoft Developer Network (MSDN) Library at VML Reference.
| Namespace | urn:schemas-microsoft-com:office:office | 
| Schema name | Common Properties | 
      
<xsd:simpleType name="tfType" >
  <xsd:restriction base="xsd:string">
    <xsd:enumeration value="t"></xsd:enumeration>
    <xsd:enumeration value="f"></xsd:enumeration>
    <xsd:enumeration value=""></xsd:enumeration>
  </xsd:restriction>
</xsd:simpleType>