9.0 Released! → Native ESM runtimes 🚀, Vite support ⚡️, multi-window apps and more...
Read Announcement
ts
const inBackground: boolean;

Defined in: application/application-shims.ts

Deprecated ​

Deep imports into the Application module are deprecated and will be removed in a future release. Use the Application class imported from "@nativescript/core" instead:

ts
import { Application } from "@nativescript/core";
Application.inBackground
Next
ios