Display Internal table in a pop up window!

SAP provides standard FM - POPUP_WITH_TABLE_DISPLAY to display internal table in a popup.
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DATA : lt TYPE TABLE OF scarr,
              ls TYPE scarr,
              lv_choose TYPE i,
              lv_lines TYPE i.
SELECT * FROM scarr INTO TABLE lt.
lv_lines = lines( lt ).

CALL FUNCTION 'POPUP_WITH_TABLE_DISPLAY'
  EXPORTING
    endpos_col   = 15
    endpos_row   = lv_lines
    startpos_col = 1
    startpos_row = 1
    titletext    = 'Flight Info'
  IMPORTING
    choise       = lv_choose
  TABLES
    valuetab     = lt
  EXCEPTIONS
    break_off    = 1
    OTHERS       = 2.
IF sy-subrc <> 0.
* Implement suitable error handling here
ENDIF.

WRITE :/ 'you have selected', lv_choose, 'line'. 


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