例題
[C3222.cob] 000001 @OPTIONS CONF(74) 000002 IDENTIFICATION DIVISION. 000003 PROGRAM-ID. C3222. 000004 ENVIRONMENT DIVISION. 000005 DATA DIVISION. 000006 WORKING-STORAGE SECTION. 000007 01 A PIC AA. 000008 PROCEDURE DIVISION. 000009 IF A IS ALPHABETIC DISPLAY "CONF-OK" 000010 ELSE DISPLAY "CONF-NG". 000011 STOP RUN.
C3222.cob 9: JMN3222I-I (CONF)ALPHABETIC検査を指定しています．データ項目に英小文字が含まれていても，字類は英字となります．
