storage简单封装

2020-09-06  本文已影响0人  MISS_3ca2
Vue.prototype.$storage = window.storage = {
    get: function (key) {
        if (window.localStorage.getItem(key.toLowerCase() + '_expires') &&
            window.localStorage.getItem(key.toLowerCase() + '_expires') < Date.parse(new Date())) {
            return null;
        }
        return JSON.parse(window.localStorage.getItem(key.toLowerCase()));
    },
    set: function (key, value, expires) {
        if (expires > 0) {
            window.localStorage.setItem(key.toLowerCase() + '_expires', Date.parse(new Date()) + (expires * 1000));
        }
        window.localStorage.setItem(key.toLowerCase(), JSON.stringify(value));
    },
    remove: function (key) {
        window.localStorage.removeItem(key.toLowerCase());
        window.localStorage.removeItem(key.toLowerCase() + '_expires');
    }
};
//调用
this.$storage.set('test', "12");
window.storage.set("test2": "123")
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