对Cookie的了解学习和应用
来源:互联网 发布:淘宝卖麻将软件是真假 编辑:程序博客网 时间:2024/04/27 23:00
方法一:
String.prototype.Trim = function()
{
return this.replace(/^/s+/g,"").replace(//s+$/g,"");
}
function JSCookie()
{
this.GetCookie = function(key)
{
var cookie = document.cookie;
var cookieArray = cookie.split(';');
var getvalue = "";
for(var i = 0;i<cookieArray.length;i++)
{
if(cookieArray[i].Trim().substr(0,key.length) == key)
{
getvalue = cookieArray[i].Trim().substr(key.length + 1);
break;
}
}
return getvalue;
};
this.GetChild = function(cookiekey,childkey)
{
var child = this.GetCookie(cookiekey);
var childs = child.split('&');
var getvalue = "";
for(var i = 0;i < childs.length;i++)
{
if(childs[i].Trim().substr(0,childkey.length) == childkey)
{
getvalue = childs[i].Trim().substr(childkey.length + 1);
break;
}
}
return getvalue;
};
this.SetCookie = function(key,value,expire,domain,path)
{
var cookie = "";
if(key != null && value != null)
cookie += key + "=" + value + ";";
if(expire != null)
cookie += "expires=" + expire.toGMTString() + ";";
if(domain != null)
cookie += "domain=" + domain + ";";
if(path != null)
cookie += "path=" + path + ";";
document.cookie = cookie;
};
this.Expire = function(key)
{
expire_time = new Date();
expire_time.setFullYear(expire_time.getFullYear() - 1);
var cookie = " " + key + "=e;expires=" + expire_time + ";"
document.cookie = cookie;
}
}
用法:
一、设置cookie
var cookie = new JSCookie();
//普通设置
cookie.SetCookie("key1","val1");
//过期时间为一年
var expire_time = new Date();
expire_time.setFullYear(expire_time.getFullYear() + 1);
cookie.SetCookie("key2","val2",expire_time);
//设置域及路径,带过期时间
cookie.SetCookie("key3","val3",expire_time,".cnblogs.com","/");
//设置带子键的cookie,子键分别是k1,k2,k3
cookie.SetCookie("key4","k1=1&k2=2&k3=3");
二、读取cookie
//简单获取
cookie.GetCookie("key1");
cookie.GetCookie("key2");
cookie.GetCookie("key3");
cookie.GetCookie("key4");
//获取key4的子键k1值
cookie.GetChild("key4","k1");
三、删除
cookie.Expire("key1");
cookie.Expire("key2");
cookie.Expire("key3");
cookie.Expire("key4");
方法二:
// JavaScript Document
//调用读取cookie的函数
function GetCookie(Name) {
var search = Name + ":";
var returnvalue = "";
if (document.cookie.length > 0) {
offset = document.cookie.indexOf(search);
if (offset != -1) {
offset += search.length;
end = document.cookie.indexOf(";", offset);
if (end == -1)
end = document.cookie.length;
returnvalue=unescape(document.cookie.substring(offset,end));
}
}
return returnvalue;
}
//设置Cookie的函数
function SetCookie(name,value){
var argv=SetCookie.arguments;
var argc=SetCookie.arguments.length;
var expires=(2<argc)?argv[2]:null;
var path=(3<argc)?argv[3]:null;
var domain=(4<argc)?argv[4]:null;
var secure=(5<argc)?argv[5]:false;
document.cookie = name+":"+escape(value)+((expires==null)?"":("; expires="+expires.toGMTString()))+((path==null)?"":("; path="+path))+(( domain==null)?"":("; domain="+domain))+((secure==true)?"; secure":"");
/* if (document.cookie.length != 0) {
document.cookie += ";" + name+":"+escape(value)+((expires==null)?"":("; expires="+expires.toGMTString()))+((path==null)?"":("; path="+ path))+((domain==null)?"":("; domain="+domain))+((secure==true)?"; secure":"");
} else {
document.cookie = name+":"+escape(value)+((expires==null)?"":("; expires="+expires.toGMTString()))+((path==null)?"":("; path="+ path))+((domain==null)?"":("; domain="+domain))+((secure==true)?"; secure":"");
} */
}
- 对Cookie的了解学习和应用
- 对Cookie的了解学习和应用
- Cookie和Session的了解
- 对cookie的深入学习
- 每日学习一、对memcached的认识和了解
- Cookie.setPath()和Cookie.setDomain()的应用
- java注解学习1,了解和入门注解的应用
- 了解cookie和session
- 了解Cookie和Session
- 深入了解cookie与session的区别与应用
- Cookie的初步了解
- cookie的了解
- Cookie的简单了解
- 基于nodeJs对cookie的学习笔记
- 对BSP的了解学习资料
- 对source insight的学习了解
- 自己对bp神经网络学习的了解
- Cookie 和session浅了解
- 【转】大型服装企业管理分析报表_Google_Map
- 在IIS 7.0里管理虚拟目录和站点(1)
- 在IIS中添加新的默认页
- 对Cookie的了解学习和应用
- MSDN,安装程序检测到的HTML帮助数据文件已损坏,无法继续。单击确定以关闭安装程序
- 对Cookie的了解学习和应用
- DLL中序列化异常解决方法
- GridView 自定义分页
- ASP.net编码要注意的一些地方
- ASP.Net中MD5和SHA1加密的几种方法
- 微软的数据结构算法面试题(含答案)
- 学习无止境啊····
- 性能测试
- 继续努力