how to place the app in ios mode in ionic5 code example

Example: ionic set mode ios to whle app

import { IonicModule } from '@ionic/angular';

@NgModule({
  ...
  imports: [
    BrowserModule,
    IonicModule.forRoot({
      rippleEffect: false,
      mode: 'ios'
    }),
    AppRoutingModule
  ],
  ...
})