var HttpCookie = function(name, value, expires, path, domain) {
if (name)
this.Name = name;
if (value)
this.Value = value;
if (expires)
this.Expires = expires;
if (path)
this.Path = path;
if (domain)
this.Domain = domain;
};
HttpCookie.prototype = {
Name : '',
Value : '',
Expires : '',
Path : '/',
Domain : '',
toCookie : function() {
var NewCookie = this.Name + '=' + this.Value;
if (this.Expires)
NewCookie += (';expires=' + this.Expires);
if (this.Path)
NewCookie += (';path=' + this.Path);
if (this.Domain)
NewCookie += (';domain=' + this.Domain);
return NewCookie;
}
}
var CookieHelper = function() {
};
CookieHelper.ConvertToUTCString = function(hourNumber) {
if (!hourNumber || hourNumber == 0)
return null;
var Timestamp = (new Date().getTime() + (hourNumber * 1000 * 60 * 60));
return new Date(Timestamp).toUTCString();
};
CookieHelper.Set = function(cookieName, cookieValue, expireHour, path, domain) {
var HC = new HttpCookie(cookieName, escape(cookieValue), CookieHelper
.ConvertToUTCString(expireHour), path, domain);
document.cookie = HC.toCookie();
};
CookieHelper.Get = function(cookieName) {
var regex = new RegExp(("(^| )" + cookieName + "=([^;]*)(;|$)"));
var Matchs = document.cookie.match(regex);
if (Matchs)
return (Matchs[2]);
return null;
};
CookieHelper.Delete = function(cookieName, path, domain) {
if (!CookieHelper.Get(cookieName))
return;
var HC = new HttpCookie(cookieName, null, CookieHelper
.ConvertToUTCString(-100));
document.cookie = HC.toCookie();
};
使用示例:
添加COOKIE,设置COOKIE的值:
CookieHelper.Set(cookieName, cookieValue, expireHour, path, domain);
示例:
CookieHelper.Set('cookie_name', 'cookie_value', 1);
//删除COOKIE CookieHelper.Delete('cookie_name');
//获取COOKIE的值 CookieHelper.Get('cookie_name');
原文出处:http://www.zu14.cn/2010/08/16/javascript-cookie-helper/