import { NgModule } from '@angular/core'; import { HttpBackend, HttpXhrBackend } from '@angular/common/http'; import { NativeHttpModule, NativeHttpBackend, NativeHttpFallback } from 'ionic-native-http-connection-backend'; import { Platform } from '@ionic/angular'; @NgModule({ declarations: [], imports: [ NativeHttpModule ], bootstrap: [], entryComponents: [], providers: [ {provide: HttpBackend, useClass: NativeHttpFallback, deps: [Platform, NativeHttpBackend, HttpXhrBackend]}, ], }) export class AppModule { }