sessionStorage / localStorage
最后更新于：2022-04-02 03:26:58
[TOC]
> [参考](https://wangdoc.com/javascript/bom/storage.html#storagegetitem)
## 概述
### 属性与方法
* [Storage.setItem()](https://wangdoc.com/javascript/bom/storage.html#storagesetitem)
* [Storage.getItem()](https://wangdoc.com/javascript/bom/storage.html#storagegetitem)
* [Storage.removeItem()](https://wangdoc.com/javascript/bom/storage.html#storageremoveitem)
* [Storage.clear()](https://wangdoc.com/javascript/bom/storage.html#storageclear)
* [Storage.key()](https://wangdoc.com/javascript/bom/storage.html#storagekey)
## 实例
### 三种写法
```
// 下面三种写法等价
window.localStorage.foo = '123';
window.localStorage['foo'] = '123';
window.localStorage.setItem('foo', '123');
···
';