Defines how forms created with an older version of the form template can be upgraded to the latest version of the form template.
xsd:complexType| Name | Description | 
|---|---|
| useScriptHandler | (Optional element) Specifies that the upgrade will be handled using scripting code. | 
| useTransform | (Optional element) Specifies that the upgrade will be handled by an XSL Transformation (XSLT) supplied by the newer version of the form template. | 
The documentVersionUpgrade element is an optional element of the xDocumentClass element.
The following is an example of the documentVersionUpgrade element:
<xsf:documentVersionUpgrade>
   <xsf:useTransform
      transform="upgrade.xsl"
      minVersionToUpgrade="0.0.0.0"
      maxVersionToUpgrade="1.0.0.5"/>
</xsf:documentVersionUpgrade>