# InternalStateType

**Kind:** Type

**Source:** `Frontend/src/app/services/app/app.service.ts` (line 8)

**Part of:** [Frontend](subsystem-frontend-src-app)

Internal State

Declare your custom state key any type here.

## Definition

```ts
{ [key: string]: any, appName: string, darkMode: boolean, defaultLang: string, topnavTitle: string, sidenavOpen: boolean, sidenavMode: string, sidenavCollapse: boolean, pageFullscreen: boolean, initial: boolean, }
```