cookie常規實用方法合集

var cookie = {
        getAll: function() {
            var arr = unescape(document.cookie).split("; "),
                o = {};
            for (var i = 0, len = arr.length; i < len; i++) {
                var a = arr[i],
                    index = a.indexOf("="),
                    b = a.substr(0, index),
                    c = a.substr(index + 1);
                o[b] = c
            }
            return o;
        },
        save: function(obj, day, path) {
            for (var a in obj) {
                var b = obj[a];
                this.set(a, b, day, path);
            }
        },
        dels: function(arr, path) {
            for (var i in arr) {
                var a = arr[i];
                this.del(a, path);
            }
        },
        set: function (key, val, seconds = 24 * 60 * 60, path) {
            if (val == null || val == undefined) return;
            var k = key,
                s = seconds,
                e = new Date();
            e.setSeconds(e.getSeconds() + s);
            val instanceof Array && (val = val.join("||")), val instanceof Object && (val = JSON.stringify(val));
            document.cookie = k + "=" + escape(val.toString()) + ((s == null) ? "" : ";expires=" + e.toGMTString()) + "; path=/" + (path || "");
        },
        get: function(key) {
            var k = key;
            if (document.cookie.length > 0) {
                var s = document.cookie.indexOf(k + "=");
                if (s != -1) {
                    s = s + k.length + 1;
                    var e = document.cookie.indexOf(";", s);
                    if (e == -1) e = document.cookie.length;
                    return unescape(document.cookie.substring(s, e));
                }
            }
            return "";
        },
        getJOSN: function(key) {
            return JSON.parse(this.get(key) || '{}');
        },
        getArray: function(key) {
            return this.get(key).split("||");
        },
        del: function(key, path) {
            var k = key,
                e = new Date(),
                val = this.get(k);
            e.setTime(e.getTime() - 1);
            if (val != null) document.cookie = k + "=" + val + ";expires=" + e.toGMTString() + "; path=/" + (path || "");
        },
        clearAll: function(path) {
            var k = document.cookie.match(/[^ =;]+(?=\=)/g);
            if (k) {
                for (var i = k.length; i--;) document.cookie = k[i] + '=0;expires=' + new Date(0).toUTCString() + "; path=/" + (path || "");
            }
        },
        setToken: function(val, day, path) {
            this.set("token", val, day, path)
        },
        getToken: function(path) {
            return this.get("token", path)
        },
        setTempToken: function(val, day, path) {
            this.set("tempToken", val, day, path)
        },
        getTempToken: function(path) {
            return this.get("tempToken", path)
        }
    }
    /*測試用例*/
    cookie.save({username: "admin", password: "123456"}, 365);
    /*批量儲存*/
    cookie.dels(["username", "password"]);
    /*批量刪除*/
    console.log(cookie.getAll());//獲取所有快取資料轉換為物件