angular2 ionic2 angularfire2 json <-> object
authstat json <-> object import { Storage } from ‘@ionic/storage’; import { FirebaseAuthState } from ‘angularfire2’; // authstate object -> json this._auth.signInWithEmailAndPassword(this.loginForm.value.email, this.loginForm.value.password) .then((authData: FirebaseAuthState ) => { this.storage.set(‘alluserinfo’, JSON.stringify(authData)); }); //json -> authstate object this.storage.get(‘alluserinfo’).then((t_value) => { let value: FirebaseAuthState; value = JSON.parse(t_value); });