VALUE Directive
The VALUE directive allows to specify a constant value fo the field. If the directive is used along with the INPUT or OUTPUT directives, it controls the value of the input or output parameter respectively.
$ELK VALUE=fieldValue
or
*(( ELK VALUE=fieldValue ))
or
*>(( ELK VALUE=fieldValue ))
Example
The field p1 will always have value 1. The field p2 will have value 1 in input. The field p3 will have value 1 in output
       Linkage Section.
       01 params.
      $ELK VALUE=1
          03 p1 pic 9(5).
      $ELK INPUT, VALUE=1
      $ELK OUTPUT
          03 p2 pic 9(5).
      $ELK INPUT 
      $ELK OUTPUT, VALUE=1
          03 p3 pic 9(5).