DATA: l_atinn LIKE ausp-atinn. START-OF-SELECTION. PERFORM sub_change_atinn USING 'AAAA0612' l_atinn. WRITE: l_atinn. *&---------------------------------------------------------------------* *& Form sub_change_atinn *&---------------------------------------------------------------------* * text *----------------------------------------------------------------------* * -->I_ATINN text * -->E_ATINN text *----------------------------------------------------------------------* FORM sub_change_atinn USING i_atinn e_atinn. CLEAR l_atinn . CALL FUNCTION 'CONVERSION_EXIT_ATINN_INPUT' EXPORTING input = i_atinn IMPORTING output = l_atinn. ENDFORM. "sub_change_atinn 结果: 0000000612