📄 demo-stringcomparison.aspx

📁 asp.net1.1入门经典C＃.2003
💻 ASPX
字号:
<%@ Page Language="C#" Debug="true" %>
<script runat="server">

    void  Page_Load()
         {
             int intASC1, intASC2;
             intASC1 = Convert.ToInt32(Convert.ToChar(txtIn1.Text));
             intASC2 = Convert.ToInt32(Convert.ToChar(txtIn2.Text));
    
    
           lblASC1.Text = Convert.ToString(intASC1);
           lblASC2.Text = Convert.ToString(intASC2);
    
            if (intASC1 > intASC2)
               {
               lblOut.Text = "Left is considered greater then right";
               lblOutSign.Text = ">";
               }
             else if (intASC1 < intASC2)
               {
               lblOut.Text = "Left is considered less then right";
               lblOutSign.Text = "<";
               }
             else if (intASC1 == intASC2)
               {
               lblOut.Text = "Left is considered equal to right";
               lblOutSign.Text = "= =";
               }
             else
               {
               lblOut.Text = "Does not compute";
               lblOutSign.Text = "?";
               } //end if stack of comapring ASC1 and ASC2
    
             // generate ASCII table of ASCII codes
    //        byte bytCounter;
             lblASCII.Text = "(ASCII numbers less then 33 are not of use here)<br/>";
             lblASCII.Text += "<Table><TR><TD>Character&nbsp;&nbsp;&nbsp;</TD><TD>ASCII code</TD></TR>";
             for (byte bytCounter=33;bytCounter<255; bytCounter++)
                 {
                     lblASCII.Text +=
                         "<TR><TD>" + Convert.ToChar(bytCounter) + "</TD><TD>" + Convert.ToString(bytCounter) + "</TD></TR>";
                 } //end for loop
             lblASCII.Text += "</Table>";
    
         }   //end  Page_Load()

</script>
<html>
<head>
    <title>Demonstrate String Comparison</title>
</head>
<body>
    <form runat="server">
        Please enter a single character in each box:<br />
        <asp:TextBox id="txtIn1" runat="server" Width="80px" Font-Size="Large" Font-Bold="True">a</asp:TextBox>
        <asp:Label id="lblOutSign" runat="server" font-size="X-Large">&nbsp;&nbsp;&nbsp;&nbsp;</asp:Label>
        <asp:TextBox id="txtIn2" runat="server" Width="80px" Font-Size="Large" Font-Bold="True">a</asp:TextBox>
        <asp:Button id="Button1" runat="server" Text="Submit"></asp:Button>
        <br />
        ASCII number of first character in each box:<br />
        <asp:Label id="lblASC1" runat="server"></asp:Label>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
        &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <asp:Label id="lblASC2" runat="server"></asp:Label>
        <br />
        <br />
        <asp:Label id="lblOut" runat="server"></asp:Label>
        <br />
        <br />
        For your reference, here are the ASCII codes:<br />
        <asp:Label id="lblASCII" runat="server"></asp:Label>
    </form>
    } //End void Page_Load() 
</body>
</html>
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