Delimiters shape can be centered around the argument, or matched to the shape of the argument.

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

The following are possible enumeration values for this type:

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

<simpleType name="ST_Shp">

   <restriction base="xsd:string">

   <enumeration value="centered"/>

   <enumeration value="match"/>

   </restriction>

</simpleType>