Web.config
复制代码 代码如下:
configuration>
system.web>
compilation debug="true"/>
authentication mode="Forms">
forms loginUrl="login.aspx" name = ".ASPXFORMSAUTH" />
/authentication>
authorization>
deny users="?"/>
/authorization>
/system.web>
/configuration>
default.aspx
复制代码 代码如下:
HTML>
HEAD>
TITLE>首页/TITLE>
script language="VB" runat="server">
Sub Page_Load(Sender As Object, e As EventArgs)
Message.Text = String.Format("你好，{0}", Context.User.Identity.Name)
End Sub
sub btnSignout_Click(Sender as Object, E as EventArgs)
FormsAuthentication.SignOut()
Response.Redirect("login.aspx")
end sub
/script>
/HEAD>
BODY>
asp:label id="Message" runat="server"/>
br>
form method="post" runat="server">
asp:button id="btnSignout" Text="退出登录" runat="server" OnClick="btnSignout_Click"/>
/form>
/BODY>
/HTML>
login.aspx
复制代码 代码如下:
HEAD>
TITLE>首页/TITLE>
script lanugage="c#" runat="server">
private void Page_Load(object sender, EventArgs e)
{
if (Request.IsAuthenticated)
Response.Redirect("default.aspx");
}
void btnLogin_Click(Object sender, EventArgs e)
{
if (txtUsername.Text != null txtUsername.Text != String.Empty txtPassword.Text != null txtPassword.Text != String.Empty)
FormsAuthentication.RedirectFromLoginPage(txtUsername.Text, true);
else
lblError.Text = "错误的用户名/密码";
}
/script>
/HEAD>
BODY>
form method="post" runat="server">
asp:Label id="lblUsername" runat="server" Text="用户名："/>
nbsp;nbsp;nbsp;
asp:Textbox id="txtUsername" runat="server"/>
br>
br>
asp:Label id="lblPassword" runat="server" Text="密 码："/>
nbsp;nbsp;nbsp;
asp:Textbox id="txtPassword" runat="server" TextMode="password"/>
br>
asp:button id="btnLogin" runat="server" Text="登录" OnClick="btnLogin_Click" />
/form>
hr>
br>
asp:Label id="lblError" forecolor="red" runat="server"/>
/BODY>
/HTML>
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