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- /* * * OUTPUT A ZIP CODE. * * */
- /* THIS ROUTINE FORMATS A ZIP CODE FOR DISPLAY. */
- OUT_ZIP: PROC (ZIP) RETURNS(CHAR(10));
- DCL ZIP CHAR(9);
- DCL WRKZIP CHAR(14);
-
- /* RETURN IF NULL ZIP. */
- WRKZIP=' ';
- IF ZIP=WRKZIP THEN /* NULL INPUT */
- RETURN(WRKZIP);
-
- /* SET UP DEFAULT ZIP CODE (NINE DIGITS). */
- SUBSTR(WRKZIP,1,5)=SUBSTR(ZIP,1,5); /* GET PREFIX. */
- SUBSTR(WRKZIP,6,1)='-';
- SUBSTR(WRKZIP,7,4)=SUBSTR(ZIP,6,4); /* GET NUMBER. */
-
- /* HANDLE CANADIAN LIKE ZIP CODE (SIX DIGITS). */
- IF SUBSTR(ZIP,7,3)=' ' & /* CHECK FOR 6 DIGIT CODE. */
- SUBSTR(ZIP,6,1)~=' ' THEN
- WRKZIP=ZIP;
-
- /* HANDLE SHORT ZIP CODE (FIVE DIGITS). */
- IF SUBSTR(ZIP,6,4)=' ' THEN /* CHECK FOR 5 DIGIT CODE. */
- WRKZIP=ZIP;
-
- /* RETURN TO CALLER. */
- RETURN(WRKZIP);
- END OUT_ZIP;
-
-