REPORT ZHELLO3 .

*Declare and assign variables
DATA: greeting(20) TYPE C VALUE 'Hello World',
      continent1(20) VALUE 'North America',
      continent2(20) VALUE 'South America',
      continent3(20).
      continent3 = 'Western Europe'.

WRITE: 'List level:', SY-LSIND, / greeting.

AT LINE-SELECTION.
  IF SY-LISEL = 'RETURN'.    "If user double-clicked on "Return"
    SET USER-COMMAND 'BACK'. "Simulate pressing F3
  ELSE.
    WRITE: 'List level:', SY-LSIND,
           /12 continent1,
           /12 continent2,
           /12 continent3.
    SKIP. WRITE 'RETURN'.
  ENDIF.