💙 Ionic 3 : Test network connectivity

readme.md

App.Component.ts

export class MyApp {
  constructor (
    private network: Network,
    private platform: Platform,
    private alertCtrl: AlertController,
  ) {
    platform.ready().then(() => {
     // no internet --> do :
      this.listenConnection();
    })
  }

  private listenConnection(): void {
    this.network.onDisconnect()
      .subscribe(() => {
        this.showAlert();
      });
  }

  private showAlert(): void {
    // do the alert thing ...
  }
}