埋め込みの説明
@1@ : 'REVERSED'，'WITH NO REWIND'，'FOR REMOVAL'
例題
[C3119.cob] 000001 IDENTIFICATION DIVISION. 000002 PROGRAM-ID. C3119. 000003 ENVIRONMENT DIVISION. 000004 INPUT-OUTPUT SECTION. 000005 FILE-CONTROL. 000006 SELECT FILE-1 ASSIGN TO SYS001 000007 ORGANIZATION IS INDEXED 000008 ACCESS MODE IS RANDOM 000009 RECORD KEY IS KEY-REC. 000010 DATA DIVISION. 000011 FILE SECTION. 000012 FD FILE-1. 000013 01 REC-1. 000014 02 KEY-REC PIC XX. 000015 02 FILLER PIC X(78). 000016 PROCEDURE DIVISION. 000017 OPEN INPUT FILE-1 REVERSED. 000018 STOP RUN.
C3119.cob 17: JMN3119I-S REVERSED指定は，FORMAT句付き印刷ファイル以外の順ファイルにだけ指定できます．
