热门标签： c c# c++ asp asp.net linux php jsp java vb Python Ruby mysql sql access Sqlite sqlserver delphi javascript Oracle ajax wap mssql html css flash flex dreamweaver xml

ASP.NET页面传值_第三篇_ViewState

+++ 页面代码如下：
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
<asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Button" /><br />
<asp:TextBox ID="TextBox2" runat="server"></asp:TextBox>
+++ 后台代码如下：
protected void Button1_Click(object sender, EventArgs e)
{
ViewState["name"] = TextBox1.Text.Trim().ToString();
ViewState["email"] = TextBox2.Text.Trim().ToString();
Response.Write("姓名：" + ViewState["name"].ToString() + "</br>" +
"电子邮件：" + ViewState["email"].ToString());
}
+++ 说明
(1) 所谓“ViewState[]”，在ASP.NET中，所有新创建的页面默认情况下都会继承System.Web.UI.Page类，这个类有个属性——“ViewState[]”，它用来在你对同一个页面的多次请求中，保存服务器控件的状态。
(2) 我们都知道，客户端每次向服务器请求页面，页面都会被重新刷新，这意味着，你之前的页面里的东西就会消失，但如果你想保存某些信� ......

ASP.NET页面传值_第四篇_Session

例一：
+++ 修改Global.asax文件：
<%@ Application Language="C#" %>
<script runat="server">
void Application_Start(object sender, EventArgs e)
{ }
void Application_End(object sender, EventArgs e)
{ }
void Application_Error(object sender, EventArgs e)
{ }
void Session_Start(object sender, EventArgs e)
{
Session["GlobalString"] = "TEST GLOBAL!!!";
}
void Session_End(object sender, EventArgs e)
{ }
</script>
+++ SeesionShare01.aspx页面
++ 页面代码如下：
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
<asp:TextBox ID="TextBox2" runat="server"></asp:TextBox>
<asp:TextBox ID="TextBox3" runat="server"></asp:TextBox>
<asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Button" />
++ 后台代码如下：
protected void Page_Load(object sender, EventArgs e)
{
TextBox3.Text = Session["GlobalString"].ToString();
}
protected void Button1_Click(object s ......

ASP.NET页面传值_第五篇_Application

+++ 修改Global.asax文件：
<%@ Application Language="C#" %>
<script runat="server">
void Application_Start(object sender, EventArgs e)
{
Application["count"] = 0;
}
void Application_End(object sender, EventArgs e)
{ }
void Application_Error(object sender, EventArgs e)
{ }
void Session_Start(object sender, EventArgs e)
{ }
void Session_End(object sender, EventArgs e)
{ }
</script>
+++ ApplicationShare01.aspx页面
++ 页面代码如下：
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
<asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Button" /><br />
<asp:TextBox ID="TextBox2" runat="server"></asp:TextBox>
++ 后台代码如下：
protected void Button1_Click(object sender, EventArgs e)
{
Application["name"] = TextBox1.Text.Trim().ToString();
Application["email"] = TextBox2.Text.Trim().ToString();
Server.Transfer("ApplicationShare02.aspx") ......

ASP.NET页面传值_第六篇_Cookie

+++ Cookie01.aspx页面
++ 页面代码如下：
<asp:TextBox ID="TextBox1" runat="server" ForeColor="Red" Width="182px">Name</asp:TextBox>
<asp:Button ID="BtnCookie" runat="server" OnClick="BtnCookie_Click" Text="BtnCookie" /><br />
++ 后台代码如下：
protected void BtnCookie_Click(object sender, EventArgs e)
{
Response.Cookies["Name"].Value = TextBox1.Text;
Response.Cookies["Name"].Expires = DateTime.Now.AddDays(1);
HttpCookie aCookie = new HttpCookie("lastVisit");
aCookie.Value = DateTime.Now.ToString();
aCookie.Expires = DateTime.Now.AddDays(1);
Response.Cookies.Add(aCookie);
Response.Redirect("Cookie02.aspx");
}
+++ Cookie02.aspx页面
++ 页面代码如下:
(略)
++ 后台代码如下：
protected void Page_Load(object sender, EventArgs e)
{
    #region 读取Cookie
    if (Request.Cookies["Name"] != null)
    {
        Response.Wri ......

ASP.NET页面传值_第七篇_HiddenField

+++ HiddenField01.aspx页面
++ 页面代码如下：
<asp:HiddenField ID="HiddenField1" runat="server" />
<asp:HiddenField ID="HiddenField2" runat="server" />
<asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Button" />
++ 后台代码，如下：
protected void Button1_Click(object sender, EventArgs e)
{
HiddenField1.Value = "liuning";
HiddenField2.Value = "liuning@hotmail.com";
string strUrl = "HiddenField02.asp?name=" +
HiddenField1.Value.ToString() + "&email=" + HiddenField2.Value.ToString();
Response.Redirect(strUrl);
}
+++ HiddenField02.aspx页面
++ 页面代码如下：
(略)
++ 后台代码，如下：
protected void Page_Load(object sender, EventArgs e)
{
if (Request.QueryString["name"] != null && Request.QueryString["email"] != null)
{
Response.Write("姓名：" + Request.QueryString["name"].ToString() ......

ASP.NET页面传值_第八篇_WebConfig

+++ 修改WebConfig文件：
<?xml version="1.0"?>
<configuration>
<appSettings>
    <add key="connStr" value="Data Source=ora11g;uid=scott;pwd=tiger;unicode=true"/>
</appSettings>
<connectionStrings>
    <add name="connStr" connectionString="Data Source=ora11g;uid=scott;pwd=tiger;unicode=true"
       providerName="System.Data.OracleClient"/>
</connectionStrings>
<system.web>
<compilation debug="true">
   <assemblies>
    <add assembly="System.Data.OracleClient, Version=2.0.0.0, Culture=neutral,
      PublicKeyToken=B77A5C561934E089"/></assemblies></compilation>
<authentication mode="Windows"/>
</system.web>
</configuration>
+++ 页面代码如下：
(略)
+++ 后台代码如下：
protected void Page_Load(object sender, ......

总记录数:40319; 总页数:6720; 每页6 条; 首页上一页 [340] [341] [342] [343] 344 [345] [346] [347] [348] [349] 下一页尾页