埋め込みの説明
@1@ : STD
例題
[P9335.cob] 000001 @OPTIONS FLAGSW(STDM) 000002 IDENTIFICATION DIVISION. 000003 PROGRAM-ID. P9335. 000004 ENVIRONMENT DIVISION. 000005 INPUT-OUTPUT SECTION. 000006 DATA DIVISION. 000007 PROCEDURE DIVISION. 000008 P-START. 000009 STOP RUN. 000010 END PROGRAM P9335.
P9335.cob 10: JMN9335I-W (STD)プログラム終わり見出しは共通範囲外です．処理を続行します．
