ABAP小写金额转换为大写金额

直接上代码：

FORM conv_amount USING VALUE(pi_money)
                 CHANGING VALUE(po_chinese).

  IF pi_money = 0.
    po_chinese = '零'.
    EXIT.
  ENDIF.
  DATA:money_str(13).
  money_str = pi_money.
  IF money_str CN '0123456789. '.
    RAISE wrong_money.
  ENDIF.
  DATA:i TYPE i.
  IF money_str CS '.'.
    i = sy-fdpos + 1.

    money_str+sy-fdpos = money_str+i.
  ENDIF.
  CONDENSE money_str NO-GAPS.
  DATA:units_off TYPE i,
       curnt_off TYPE i.
  DATA:lastd  TYPE n,curntd TYPE n.
  DATA:cword(2),weight(2).
  DATA:units(30) VALUE ' 分 角 元 拾 佰 仟 万 拾 佰 仟 亿 拾 佰 仟 万',
       digts(20) VALUE ' 零 壹 贰 叁 肆 伍 陆 柒 捌 玖'.
  CLEAR:po_chinese,units_off.
  lastd = 0.
  units_off = 0.
  curnt_off = strlen( money_str ) - 1.
  WHILE curnt_off >= 0.
    curntd = money_str+curnt_off(1).
    i = curntd * 2.
    cword = digts+i(2).

    weight = units+units_off(2).

    i = units_off / 2.
    IF curntd = 0.             ";Current digit is 0
      IF i = 2 OR i = 6 OR i = 10.
        CLEAR:cword.
        IF curnt_off = 0.
          CLEAR:weight.
        ENDIF.
      ELSEIF lastd = 0.
        CLEAR:cword,weight.
      ELSE.
        CLEAR:weight.
      ENDIF.
    ENDIF.
    CONCATENATE cword weight po_chinese INTO po_chinese.
    lastd = curntd.
    SUBTRACT 1 FROM curnt_off.
    ADD 2 TO units_off.
  ENDWHILE.
  IF po_chinese NS '分'.
    CONCATENATE po_chinese '整' INTO po_chinese.
  ELSE.
    cword = po_chinese.
    IF cword = '零'.
      SHIFT po_chinese BY 2 PLACES.
    ENDIF.
  ENDIF.

  CONDENSE po_chinese NO-GAPS.

ENDFORM.                    "conv_amount