埋め込みの説明
@1@ : 関数の種類
例題
[C3362.cob] 000001 IDENTIFICATION DIVISION. 000002 PROGRAM-ID. C3362. 000003 ENVIRONMENT DIVISION. 000004 DATA DIVISION. 000005 WORKING-STORAGE SECTION. 000006 01 A PIC S9(9)V9(9) BINARY. 000007 PROCEDURE DIVISION. 000008 COMPUTE A = FUNCTION SQRT( -2 ). 000009 END PROGRAM C3362.
C3362.cob 9: JMN3362I-S FUNCTION SQRTの引数の値は,0以上でなければなりません.