例題
[A.cob] 000001 01 DATA-1 PIC X(10).
[C1615.cob] 000001 @OPTIONS CONF(V10) 000002 IDENTIFICATION DIVISION. 000003 PROGRAM-ID. C1615. 000004 DATA DIVISION. 000005 WORKING-STORAGE SECTION. 000006 COPY A REPLACING == 10 == BY == 5 ==. 000007 END PROGRAM C1615.
A.cob 1: JMN1615I-I (CONF)登録集原文中の左括弧に続く文字列が置き換っています．
