> For the complete documentation index, see [llms.txt](https://ra-libs.gitbook.io/react/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ra-libs.gitbook.io/react/docs/services/localsession.md).

# LocalSession

a customized sessionStorage class that uses cookies when sessionStorage is not available.

```tsx
import { LocalSession } from '@ra-libs/react';

// Set session key-value
LocalSession.set('key', 'value');

// Get session key
LocalSession.get('key');

// Check if the key exists
LocalSession.check('key');
```