using System.Web：
/// <summary>
/// CookieHelper
/// </summary>
public static class CookieHelper
{
/// <summary>
/// Cookies赋值
/// </summary>
/// <param name="strName">主键</param>
/// <param name="strValue">键值</param>
/// <param name="strDay">有效分钟</param>
/// <returns></returns>
public static bool SetCookie(string strCookieName, string strCookieValue, int intMin)
{
try
{
HttpCookie cookie = new HttpCookie(strCookieName); //创建一个cookie对象
cookie.Value = strCookieValue; //设置cookie的值
cookie.Expires = DateTime.Now.AddMinutes(intMin); //或cookie.Expires.AddDays(intDay)；设置cookie的有效期
HttpContext.Current.Response.Cookies.Add(cookie); //将cookie添加到cookies中
return true;
}
catch
{
return false;
}
} /// <summary>
/// 读取Cookies
/// </summary>
/// <param name="strName">主键</param>
/// <returns></returns> public static string GetCookie(string strCookieName)
{
HttpCookie cookie = HttpContext.Current.Request.Cookies[strCookieName];//获取cookie
if (cookie != null)
{
return cookie.Value; //返回cookie的值
}
else
{
return null;
}
} /// <summary>
/// 删除Cookies
/// </summary>
/// <param name="strName">主键</param>
/// <returns></returns>
public static bool delCookie(string strName)
{
try
{
HttpCookie Cookie = new HttpCookie(strName);
//Cookie.Domain = ".xxx.com";//当要跨域名访问的时候,给cookie指定域名即可,格式为.xxx.com
Cookie.Expires = DateTime.Now.AddMinutes(-);
System.Web.HttpContext.Current.Response.Cookies.Add(Cookie);
return true;
}
catch
{
return false;
}
}
}