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1 change: 1 addition & 0 deletions 6-data-storage/01-cookie/article.md
Original file line number Diff line number Diff line change
Expand Up @@ -68,6 +68,7 @@ alert(document.cookie); // ...; my%20name=John%20Smith

```warn header="限制"
存在一些限制:
- 使用 `document.cookie` setter,一次只能 新建/更新 一个 cookie。
- `encodeURIComponent` 编码后的 `name=value` 对,大小不能超过 4KB。因此,我们不能在一个 cookie 中保存大的东西。
- 每个域的 cookie 总数不得超过 20+ 左右,具体限制取决于浏览器。
```
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