需求: 按月计算合同内各级别物品的总价 给定条件如下: 1.合同内共有四种级别物别,且价格不同; 2.各级别物品价格的定义为每月的价格; 3.每天的价格为各级别物品的价格除以30; 4.要求计算输入的日期段内的价格,(截止日期大于起始日期,如小于不必考虑) 5.如果两日期相差不到一个月,则小于15天的,总价按天数计算;大于等于15天的按月计算 6.如果两日期相差大于一个月,则整月的,总价按月计算; 7.大于一个月且非整月的,则小于15天的,总价按天数计算;大于等于15天的按月计算
实现: 计算指定时间段内的合同总价:<br><br> <form method="post" action="test.asp?action=1"> 发布起始日期:<input type="text" name="DateStart" value="<%=request("DateStart")%>"><br> 发布截止日期:<input type="text" name="DateEnd" value="<%=request("DateEnd")%>"><br> AA 级价格:<input type="text" name="AA" value="6000"> /月 __ 200.00 /日<br> A 级价格:<input type="text" name="A" value="4800"> /月 __ 160.00 /日<br> B 级价格:<input type="text" name="B" value="3200"> /月 __ 106.66~/日<br> C 级价格:<input type="text" name="C" value="2400"> /月 __ 80.00 /日<br> 各个级别数量按 10 个计算<br> <input type="submit" name="Submit3" value="总 计"> </form> <% if request("Action")=1 then response.write "总价= "&Diff_Month(request("DateStart"),request("DateEnd"),request("AA"),request("A"),request("B"),request("C"),10,10,10,10) end if function Diff_Month(StartDate,EndDate,MoneyF_AA,MoneyF_A,MoneyF_B,MoneyF_C,AmountAA,AmountA,AmountB,AmountC)
Different=DateDiff("m",StartDate,EndDate)
'如果在一个月内 if DateDiff("m", StartDate, EndDate)=0 then if DateDiff("d", StartDate, EndDate)+1<15 then Diff_Month=(MoneyF_AA/30)*AmountAA*(DateDiff("d", StartDate, EndDate)+1) + (MoneyF_A/30)*AmountA*(DateDiff("d", StartDate, EndDate)+1) + (MoneyF_B/30)*AmountB*(DateDiff("d", StartDate, EndDate)+1) + (MoneyF_C/30)*AmountC*(DateDiff("d", StartDate, EndDate)+1) end if if DateDiff("d", StartDate, EndDate)+1>=15 then Diff_Month=MoneyF_AA*AmountAA + MoneyF_A*AmountA + MoneyF_B*AmountB + MoneyF_C*AmountC end if end if
'如果相差大于一个月的整月 if DateDiff("m", StartDate, EndDate)>0 and DateDiff("d", DateAdd("m", Different, StartDate), EndDate)=0 then Diff_Month=(MoneyF_AA*AmountAA + MoneyF_A*AmountA + MoneyF_B*AmountB + MoneyF_C*AmountC)*Different end if
'如果形如2002-03-15、2002-05-25 if DateDiff("m", StartDate, EndDate)>0 and DateDiff("d", DateAdd("m", Different, StartDate), EndDate)>0 then '如果相差大于一个月且<15天 if DateDiff("d", DateAdd("m", Different, StartDate), EndDate)+1<15 then Diff_Month=(MoneyF_AA*AmountAA + MoneyF_A*AmountA + MoneyF_B*AmountB + MoneyF_C*AmountC)*Different Diff_Month=Diff_Month+((MoneyF_AA/30)*AmountAA*(DateDiff("d", DateAdd("m", Different, StartDate), EndDate)+1) + (MoneyF_A/30)*AmountA*(DateDiff("d", DateAdd("m", Different, StartDate), EndDate)+1) + (MoneyF_B/30)*AmountB*(DateDiff("d", DateAdd("m", Different, StartDate), EndDate)+1) + (MoneyF_C/30)*AmountC*(DateDiff("d", DateAdd("m", Different, StartDate), EndDate)+1)) end if
'如果相差大于一个月且>=15天 if DateDiff("d", DateAdd("m", Different, StartDate), EndDate)+1>=15 then Diff_Month=(MoneyF_AA*AmountAA + MoneyF_A*AmountA + MoneyF_B*AmountB + MoneyF_C*AmountC)*(Different+1) end if end if
'如果形如2002-03-15、2002-05-01 if DateDiff("m", StartDate, EndDate)>=1 and DateDiff("d", DateAdd("m", Different, StartDate), EndDate)<0 then Different=DateDiff("m",StartDate,EndDate)-1
'如果相差大于一个月且<15天 if DateDiff("d", DateAdd("m", Different, StartDate), EndDate)<15 then Diff_Month=(MoneyF_AA*AmountAA + MoneyF_A*AmountA + MoneyF_B*AmountB + MoneyF_C*AmountC)*Different Diff_Month=Diff_Month+((MoneyF_AA/30)*AmountAA*(DateDiff("d", DateAdd("m", Different, StartDate), EndDate)+1) + (MoneyF_A/30)*AmountA*(DateDiff("d", DateAdd("m", Different, StartDate), EndDate)+1) + (MoneyF_B/30)*AmountB*(DateDiff("d", DateAdd("m", Different, StartDate), EndDate)+1) + (MoneyF_C/30)*AmountC*(DateDiff("d", DateAdd("m", Different, StartDate), EndDate)+1)) end if
'如果相差大于一个月且>=15天 if DateDiff("d", DateAdd("m", Different, StartDate), EndDate)>=15 then Diff_Month=(MoneyF_AA*AmountAA + MoneyF_A*AmountA + MoneyF_B*AmountB + MoneyF_C*AmountC)*(Different+1) end if end if end function %> 
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