埋め込みの説明
@1@ : FROM指定の一意名
例題
[C3229.cob] 000001 IDENTIFICATION DIVISION. 000002 PROGRAM-ID. C3229. 000003 ENVIRONMENT DIVISION. 000004 INPUT-OUTPUT SECTION. 000005 FILE-CONTROL. 000006 SELECT FILE-1 ASSIGN TO S-SYS001. 000007 DATA DIVISION. 000008 FILE SECTION. 000009 FD FILE-1. 000010 01 REC-1 PIC X(80). 000011 WORKING-STORAGE SECTION. 000012 01 DATA-1. 000013 02 DATA-1-1 PIC X(10). 000014 02 DATA-1-2 PIC N(10) CHARACTER TYPE IS MODE-1. 000015 77 NN1 PIC 99. 000016 77 NN2 PIC 99. 000017 PROCEDURE DIVISION. 000018 OPEN OUTPUT FILE-1. 000019 WRITE REC-1 FROM DATA-1(NN1:NN2). 000020 CLOSE FILE-1. 000021 STOP RUN.
C3229.cob 19: JMN3229I-S CHARACTER TYPE指定またはPRINTING POSITION指定が記述された項目を含む項目'DATA-1'をWRITE文のFROM指定に記述する場合,部分参照してはいけません.