Example: Clearing a data value

The following XML file fragment shows the use of the CLEARVALUE attribute of the DATA element. When you change the selection of a compound radio control, you must clear the value of the original child control.
<EDITPATIENTDATA 
   PATIENTINITIALS="PE1" SITEMNEMONIC="PF"
   FORMSETREFNAME="Visit1" FORMREFNAME="DEM"
   REASONPULLDOWN="New Information">
   <DATA TAG="RACEGROUP.RACETEXT" CLEARVALUE="TRUE"/>
</EDITPATIENTDATA>