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VML Reference Material - VML

ST_TrueFalseBlank (Boolean Value with Blank [False] State)

This simple type specifies a boolean value with a third state, using a blank attribute, which specifies that the value be false.

This simple type's contents are a restriction of the XML Schema string datatype.

The following are possible enumeration values for this type:

Enumeration Value


(Blank – Logical False)

Logical false.

f (Logical False)

Logical false.

false (Logical False)

Logical false.

t (Logical True)

Logical true.

true (Logical True)

Logical true.


Referenced By


The following XML Schema fragment defines the contents of this simple type:

<simpleType name="ST_TrueFalseBlank">

   <restriction base="xsd:string">

   <enumeration value="t"/>

   <enumeration value="f"/>

   <enumeration value="true"/>

   <enumeration value="false"/>

   <enumeration value=""/>