REPORT z07_026 .
data : begin of line,
col1 type i,
col2 type i,
end of line.
DATA itab LIKE TABLE OF line.
DO 3 TIMES.
line-col1 = sy-index.
line-col2 = sy-index ** 2.
APPEND line TO itab.
ENDDO.
line-col1 = '10'.
line-col2 = '20'.
MODIFY itab FROM line INDEX 1.
LOOP AT itab INTO line.
WRITE: / sy-tabix, line-col1, line-col2.
ENDLOOP.
위에 빨간색부분을 추가되면 실행이 되네요.