网站登录 个人信息存储 方案

function CookieHelper() {

}
//删除cookie
CookieHelper.prototype.deleteCookie = function (name) {
    var date = new Date();
    date.setTime(date.getTime() - 10000);
    document.cookie = name + "=v; expires=" + date.toGMTString() + ";path=/";
}



//设置cookie
CookieHelper.prototype.setCookie = function (name, value) {
    //设置之前先删除
    this.deleteCookie(name);
    //获取当前时间 
    var date = new Date();
    var expiresDays = 10;
    //将date设置为10天以后的时间 
    date.setTime(date.getTime() + expiresDays * 24 * 3600 * 1000);
    //cookie设置为10天后过期 
    document.cookie = name + "=" + value + "; expires=" + date.toGMTString() + ";path=/";
    document.cookie
}

//获取某一cookie key=value
CookieHelper.prototype.getCookie = function (name) {
    var strCookie = document.cookie;
    var arrCookie = strCookie.split("; ");
    for (var i = 0; i < arrCookie.length; i++) {
        var arr = arrCookie[i].split("=");
        if (arr[0] == name) {
            return arr[1];
        }
    }
    return "";
}
//获取cookie 类型 key=id=123&name=qwe&pwd=uio
CookieHelper.prototype.getCookies = function (name) {
    var strCookie = document.cookie;
    var arrCookie = strCookie.split("; ");
    for (var i = 0; i < arrCookie.length; i++) {
        var arr = arrCookie[i].split("=");
        if (arr[0] == name) {
        return arrCookie[i].substring(arrCookie[i].indexOf("=") + 1)
        }
    }
    return "";
}
//获取所有cookie

CookieHelper.prototype.getAllCookie = function (name) {
    var strCookie = document.cookie;
    var arrCookie = strCookie.split("; ");
    if (arrcookie.length > 0) {
        return arrCookie;
    } else {
        return "";
    }
}