2.4.2.30 ref

The following controls can contain the ref attribute in their XSLT representation:

All other controls MUST NOT contain this attribute in their XSLT representations.

The value of the ref attribute for the multiple-selection list box control MUST be set to a LEAF_XPATH, as specified in section 2.4.1.1.

The value of the ref attribute for the choice group control MUST be set to a GROUP_XPATH, as specified in section 2.4.1.1.

The following W3C XML Schema ([XMLSCHEMA1] section 2.1) fragment specifies the contents of this element.

 <xsd:element name="ref" type="xsd:string"/>