USE GROUP Directive The USE GROUP directive assigns a group of items to a single service field. The default data type for the resultant field is alphanumeric. $ELK USE GROUP or *(( ELK USE GROUP )) or *>(( ELK USE GROUP )) Example Have a single field named "time" instead of three different fields named "hh", "mm", "ss". Linkage Section. 01 params. 03 p1 pic x(10). $ELK USE GROUP 03 time. 05 hh pic 99. 05 mm pic 99. 05 ss pic 99.