To perform an IDATE check, specify the TYPE attribute as IDATE. An IDATE check allows you to validate an 8 character international date, including the national language date delimiter. The format for the United States is YY/MM/DD.

<!doctype dm system>

  <varclass name=idate type='CHAR 8'>
    <checkl msg=liba024>
     <checki type=idate>
    </checkl>