Function Module 'POPUP_WITH_2_BUTTONS_TO_CHOOSE' to show POP UP with TWO Buttons!

DATA : lv_answer .

CALL FUNCTION 'POPUP_WITH_2_BUTTONS_TO_CHOOSE'
  EXPORTING
    diagnosetext1 = 'Please Choose Option'
    textline1     = space
    textline2     = space
    text_option1  = 'YES'
    text_option2  = 'NO'
    titel         = 'Check'
  IMPORTING
    answer        = lv_answer.

CASE lv_answer.
  WHEN '1'.
    WRITE :/ 'Yes is selected, proceeding...'.
    " continue logic
  WHEN '2'.
    WRITE :/ 'No is selected, retruning ...'.
    " return logic
  WHEN OTHERS.
ENDCASE. 
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Execute the program.

 Output :