ASP.NET Tutorial/ASP.Net Instroduction/Query String — различия между версиями

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Текущая версия на 11:57, 26 мая 2010

Get value from query string

File: Default.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="QueryStringSender" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>Untitled Page</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    <asp:Button id="cmdLarge" 
                runat="server" 
                Text="Large Text Version" 
                OnClick="cmd_Click">
    </asp:Button>
  <asp:Button id="cmdNormal" runat="server" Text="Normal Version" OnClick="cmd_Click"></asp:Button>
  <asp:Button id="cmdSmall" runat="server" Text="Small Text Version" OnClick="cmd_Click"></asp:Button>
    </div>
    </form>
</body>
</html>
File: Default.aspx.cs
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class QueryStringSender : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
    }
  protected void cmd_Click(object sender, EventArgs e)
  {
    Response.Redirect("NextPage.aspx" + "?Version=" +
        ((Control)sender).ID);
  }
}
File: NextPage.aspx
<%@ Page Language="C#" 
         AutoEventWireup="true" 
         CodeFile="NextPage.aspx.cs" 
         Inherits="QueryStringRecipient" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>Untitled Page</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    <asp:label id="lblDate" 
               runat="server" 
               Width="528px" 
               Height="112px" 
               Font-Names="Verdana" 
               Font-Size="Large" 
               EnableViewState="False">
    </asp:label>
    </div>
    </form>
</body>
</html>
File: NextPage.aspx.cs
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class QueryStringRecipient : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
    lblDate.Text = "The time is now:<br>" + DateTime.Now.ToString();
    switch (Request.QueryString["Version"])
    {
      case "cmdLarge":
        lblDate.Font.Size = FontUnit.XLarge;
        break;
      case "cmdNormal":
        lblDate.Font.Size = FontUnit.Large;
        break;
      case "cmdSmall":
        lblDate.Font.Size = FontUnit.Small;
        break;
    }
    }
}
Источник — «http://nfex.ru/index.php?title=ASP.NET_Tutorial/ASP.Net_Instroduction/Query_String&oldid=3080»