例題
[C1317.cob] 000001 IDENTIFICATION DIVISION. 000002 PROGRAM-ID. C1317. 000003 ENVIRONMENT DIVISION. 000004 INPUT-OUTPUT SECTION. 000005 FILE-CONTROL. 000006 SELECT IN-F ASSIGN SYS000 000007 CONTROL AREA IS ABC 000008 . 000009 DATA DIVISION. 000010 FILE SECTION. 000011 FD IN-F. 000012 01 IN-R PIC X(80). 000013 WORKING-STORAGE SECTION. 000014 01 ABC PIC XX. 000015 END PROGRAM C1317.
C1317.cob 7: JMN1317I-S CONTROL AREA句は，表示ファイル以外に指定できません．
