MM master - get clssification view data

  DATA: l_objectkey LIKE bapi1003_key-object.
  DATA: lt_char LIKE bapi1003_alloc_values_char OCCURS 0 WITH HEADER LINE,
        lt_num  LIKE bapi1003_alloc_values_num  OCCURS 0 WITH HEADER LINE,
        lt_curr LIKE bapi1003_alloc_values_curr OCCURS 0 WITH HEADER LINE,
        lt_return LIKE bapiret2 OCCURS 0 WITH HEADER LINE.

*-------------------------------------------------
    l_objectkey = wa_bill-matnr.
    "银行账号暂且空白
    CALL FUNCTION 'BAPI_OBJCL_GETDETAIL'
      EXPORTING
        objectkey              = l_objectkey             "
        objecttable            = 'MARA'
        classnum               = 'CL_PC20'
        classtype              = '001'                      " class type
*       KEYDATE                = SY-DATUM
*       UNVALUATED_CHARS       = ' '
        language               = 'E'
*     IMPORTING
*       STATUS                 =
*       STANDARDCLASS          =
      TABLES
        allocvaluesnum         = lt_num
        allocvalueschar        = lt_char           "charactor info
        allocvaluescurr        = lt_curr
        return                 = lt_return.
              .

    CLEAR lt_char.
    READ TABLE lt_char WITH KEY charact = 'SEQUENCE_NR'.
    IF sy-subrc = 0.
      wa_output-chara = lt_char-value_char.         "商品特征
    ENDIF.
    CLEAR lt_char.
    READ TABLE lt_char WITH KEY charact = 'CUSTOM_MATERIAL_DESCR'.
    IF sy-subrc = 0.
      wa_output-goods = lt_char-value_char.         "商品名称
    ENDIF.
*---------------------------------------------------------------------------