前台:
<asp:dropdownlist id="remrember" runat="server">
<asp:ListItem Value="0" Selected="True">不保存</asp:ListItem>
<asp:ListItem Value="1">保存一天</asp:ListItem>
<asp:ListItem Value="30">保存一月</asp:ListItem>
<asp:ListItem Value="365">保存一年</asp:ListItem>
</asp:dropdownlist>
<asp:ListItem Value="0" Selected="True">不保存</asp:ListItem>
<asp:ListItem Value="1">保存一天</asp:ListItem>
<asp:ListItem Value="30">保存一月</asp:ListItem>
<asp:ListItem Value="365">保存一年</asp:ListItem>
</asp:dropdownlist>
后台:
public void AddLoginCookie(int day)
{
HttpCookie cookie = new HttpCookie("remrember");
cookie.Values.Add("userName",Session["userName"].ToString());
cookie.Expires = DateTime.Now.AddDays(day);
Response.AppendCookie(cookie);
}
{
HttpCookie cookie = new HttpCookie("remrember");
cookie.Values.Add("userName",Session["userName"].ToString());
cookie.Expires = DateTime.Now.AddDays(day);
Response.AppendCookie(cookie);
}
使用:
if(remrember.SelectedValue != "0")
AddLoginCookie(Convert.ToInt32(remrember.SelectedValue));
AddLoginCookie(Convert.ToInt32(remrember.SelectedValue));