埋め込みの説明
@1@ : DELIMITED,INTO,DELIMITER
@2@ : 一意名の名標
例題
[C3092.cob] 000001 IDENTIFICATION DIVISION. 000002 PROGRAM-ID. C3092. 000003 ENVIRONMENT DIVISION. 000004 DATA DIVISION. 000005 WORKING-STORAGE SECTION. 000006 01 A PIC X(10). 000007 01 B PIC 9(3) PACKED-DECIMAL. 000008 01 C PIC X(4). 000009 PROCEDURE DIVISION. 000010 P-START. 000011 UNSTRING A DELIMITED BY B INTO C. 000012 STOP RUN.
C3092.cob 11: JMN3092I-S UNSTRING文のDELIMITED指定の一意名'B'のUSAGEは，DISPLAYでなければなりません．
