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Public Function dmÅúÁ¿Ìî³ä½ð¶î()
'--------------------------------------------¶¨Òå¼Ç¼¼¯
    Dim rst As Object
    Dim strSQL As String
    '----------------------------------------¶¨ÒåÐòºÅÓëºÏ¼Æ½ð¶îµÄ±äÁ¿
    Dim iÐòºÅ As Currency
    Dim Sum½ð¶î As Currency
    '----------------------------------------Èç¹ûÁÙʱ±íÖÐûÓÐÊý¾Ýʱ£¬Í˳ö
    If DCount("*", "Èë¿âµ¥ÏúÊÛµ¥Ã÷ϸÁÙʱ±í") = 0 Then Exit Function
    '----------------------------------------´ò¿ª¼Ç¼¼¯
    strSQL = "select * from Èë¿âµ¥ÏúÊÛµ¥Ã÷ϸÁÙʱ±í "
    Set rst = CurrentDb.OpenRecordset(strSQL, dbOpenDynaset)
    '----------------------------------------'Èç¹ûµ±Ç°´¦Àíδ±£´æ×´Ì¬£¬ÏȽøÐб£´æ
    If Me.Dirty Then Me.Dirty = False
    '-----------------------------------------¸ø±äÁ¿É趨³õʼֵ
    iÐòºÅ = 0 And Sum½ð¶î = 0
    '-----------------------------------------´ÓµÚÒ»Ìõ¼Ç¼¿ªÊ¼
    rst.MoveFirst
    '-----------------------------------------Ñ­»·½øÐÐ
    Do Until rst.EOF
        '-------------------------------------ÔÊÐíÐÞ¸Ä
        rst.Edit
        '-------------------------------------Ð޸ĸ÷×ֶεÄÖµ£¬ÕâÀïÊÇÐòºÅÓë½ð¶î
        rst!ÐòºÅ = Format(iÐòºÅ + 1, "00")
        rst!½ð¶î = my45(Nz(rst!ÊýÁ¿, 0) * Nz(rst!µ¥¼Û, 0), 2)    'ËÄÉáÎåÈ룬·ñÔò»á³ö´í£¬ÕâÀïµ÷ÓÃÁË×Ô¶¨ÒåËÄÉáÎåÈ뺯Êý
        '-------------------------------------Ð޸ĺ󣬾ÍÒª¸üУ¬·ñÔò²»»á±»ÐÞ¸Ä
        rst.Update
        '-------------------------------------ÖØÐÂÉ趨ÐòºÅÓëºÏ¼Æ½ð¶îµÄ±äÁ¿
        iÐòºÅ = rst!ÐòºÅ
        Sum½ð¶î = Sum½ð¶î + rst!½ð¶î
        '-------------------------------------ÏÂÒ»Ìõ¼Ç¼
        rst.MoveNext
    Loop
    '-------------------------------------½«ºÏ¼Æ½ð¶î±ó¸øÖ÷´°Ìå
    Me.Parent!½ð¶î = Sum½ð¶î
    rst.Close
    Set rst = Nothing
    Me.Parent!״̬ = "δ±£´æ"
End Function
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Public Function my45(a As Double, n As Integer) As Double
¡¡¡¡my45 = Int(a * 10 ^ n + 0.51 ) / 10 ^ n
End Function

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