- function cookie(name, value, expires, path, domain, secure) {
- // 初始化
- this.name = name;
- this.value = value;
- this.expires = expires;
- this.path = path;
- this.domain = domain;
- this.secure = secure;
- // 读取cookie
- this.read = function () {
- // 快捷操作
- var ck = document.cookie;
- var arg = this.name + "=";
- var alen = arg.length;
- var clen = ck.length;
- var i = 0;
- while (i < clen) {
- var j = i + alen;
- if (ck.substring(i, j) == arg) {
- var endstr = ck.indexOf(";", j);
- if (endstr == -1)
- endstr = ck.length;
- return unescape(ck.substring(j, endstr));
- }
- i = ck.indexOf(" ", i) + 1;
- if (i == 0)
- break;
- }
- return null;
- }
- // 设置cookie
- this.set = function () {
- // 更新cookie过期时间
- expStore = this.expires;
- exp = new Date();
- base = new Date(0);
- skew = base.getTime();
- if (skew > 0)
- exp.setTime(exp.getTime() - skew);
- exp.setTime(exp.getTime() + (this.expires * 24 * 60 * 60 * 1000));
- this.expires = exp;
- document.cookie = this.name + "=" + escape(this.value) +
- ((this.expires) ? "; expires=" + this.expires.toGMTString() : "") +
- ((this.path) ? "; path=" + this.path : "") +
- ((this.domain) ? "; domain=" + this.domain : "") +
- ((this.secure) ? "; secure" : "");
- // 刷新cookie类中的cookie过期时间
- this.expires = expStore;
- }
- // 删除cookie
- this.kill = function () {
- document.cookie = this.name + "=" +
- ((this.path) ? "; path=" + this.path : "") +
- ((this.domain) ? "; domain=" + this.domain : "") +
- "; expires=Thu, 01-Jan-70 00:00:01 GMT";
- }
- // 更改cookie类中的cookie属性
- this.changeName = function (chName) {
- this.kill();
- this.name = chName;
- this.set();
- }
- this.changeVal = function (chVal) {
- this.kill();
- this.value = chVal;
- this.set();
- }
- this.changeExp = function (chExp) {
- this.kill();
- this.expires = chExp;
- this.set();
- }
- this.changePath = function (chPath) {
- this.kill();
- this.path = chPath;
- this.set();
- }
- this.changeDomain = function (chDom) {
- this.kill();
- this.domain = chDom;
- this.set();
- }
- this.changeSecurity = function (chSec) {
- this.kill();
- this.secure = chSec;
- this.set();
- }
- }
来源: http://www.phpxs.com/code/1003919/