(function (win,doc) {
    var local_storage = {
        //創建localstorage @param argument  json || string
        items: function (argument) {
            if (typeof argument == ‘object‘) { //創建
                for (var i in argument) {
                    win.localStorage.setItem(i, argument[i]);
                }
            } else if (typeof argument == ‘string‘) {  //獲取
                return win.localStorage.getItem(argument);
            } else {
                return console.error(‘參數只能是json或者string‘);
            }
        },
        //刪除localstorage  @param val  string || null
        rmitems: function (val) {
            if (val) {
                win.localStorage.removeItem(val);
            } else {
                var json = window.localStorage;
                for (var i in json) {
                    win.localStorage.removeItem(i);
                }
            }
        }
    }
    win.local_storage =local_storage ;

})(window,document);
用個js來裝載，要用的時候直接調用還是很方便的，用json格式來裝載，直接在另一個js裏調用：如 local_storage .items({name:‘哈哈‘,age:12});就可以直接用把長的代碼簡單化

localstorage-前端存儲