刚学ASP.Net，学了个简单的计算器- ASP.NET

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ASP.NET 中的刚学ASP.Net，学了个简单的计算器

出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-11-03 浏览: 46 ::

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ASP.NET中取代ASP的RS(Remote Scripting)技术的Framework ASP.NET 链接数据库基础

<html>
<head>
    <title>Calculator</title>
    <script language="vb" Runat="server">
    dim c as char
    dim str as string
    dim len as integer
    dim Is2 as Boolean
    dim num1 as double
    dim num2 as double
    dim result as double
'**************************************************
   Sub btClick(Sender as Object , E as EventArgs)
     If(Sender.Equals(btResult)) Then
        Len = LoadStr.Text.Length()
        If(Len = 0) Then Exit Sub
        Len = LoadStr.Text.Length()
        c = Right(LoadStr.Text,1)
        str = Left(LoadStr.Text,Len-1)
        num1 = Val(str)
        num2 = Val(tbExps.Text)
        result = num2
        Select Case Asc(c)
          Case 43
            result = num1 + num2
          Case 45
            result = num1 - num2
          Case 42
            result = num1 * num2
          Case 47
            If(num2 = 0) Then
              tbExps.Text = "除数不可以为零"
              Exit Sub
            End If
            result = num1/num2
        End Select
        str = CStr(result)
        Ltrim(str)
        tbExps.Text = str
        LoadStr.Text = ""
     End If
'**************************************************
     If(Sender.Equals(btAdd)) Then
       LoadStr.Text = tbExps.Text + "+"
       tbExps.Text = ""
     End If
'**************************************************
    If(Sender.Equals(btMin)) Then
      LoadStr.Text = tbExps.Text + "-"
      tbExps.Text = ""
    End If
'**************************************************
    If(Sender.Equals(btMul)) Then
      LoadStr.Text = tbExps.Text + "*"
      tbExps.Text = ""
    End If
'**************************************************
    If(Sender.Equals(btDiv)) Then
      LoadStr.Text = tbExps.Text + "/"
      tbExps.Text =""
    End If
'**************************************************
     If(Sender.Equals(btCls)) Then
       tbExps.Text = ""
     End If
'**************************************************
     If(Sender.Equals(btBack)) Then
      If

ASP.NET中取代ASP的RS(Remote Scripting)技术的Framework ASP.NET 链接数据库基础

ASP.NET 中的 刚学ASP.Net，学了个简单的计算器

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ASP.NET 中的刚学ASP.Net，学了个简单的计算器