代码如下:
Public Function add(ByVal a As Double, ByVal b As Double, ByVal c As Integer, ByVal d As Integer) As Double
d = CInt(d)
If c = 1 Then '加
add = FormatNumber(a + b, d)
ElseIf c = 2 Then '减
add = FormatNumber(a - b, d)
ElseIf c = 3 Then '乘
add = FormatNumber(a * b, d)
ElseIf c = 4 Then '除
add = FormatNumber(a / b, d)
End If
End Function
参数说明:a,b 为需要计算的数值,c为计算类型,d为小数点保留多少位
客户端ASP文件代码:
代码如下:
set obj=server.CreateObject("str.count")
dim c
c=obj.Add(455,45,4,2)
Response.Write c
上面代码执行结果就是:455除以45,小数点精确到百分位
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