READ - 形式 2 - 順次検索 / 動的アクセス 1 READ ファイル名 2 NEXT 2 FIRST (1) 2 LAST (1) 2 PRIOR (1) 3? RECORD 4? INTO ID-1 5? WITH 5.1 NO LOCK (1) 6? FORMAT (1) 6.1? IS 6.2 ID-2 6.2 リテラル-1 7? NULL-KEY-MAP (1) 7.1? IS 7.2 ID-5 8? NULL-MAP (1) 8.1? IS 8.2 ID-6 9? AT 9.1 END 命令ステートメント-1 10? NOT 10.1? AT 10.2 END 命令ステートメント-2 11? END-READ