import { NgModule } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { RouteReuseStrategy } from '@angular/router'; import { IonicModule, IonicRouteStrategy } from '@ionic/angular'; import { AppRoutingModule } from './app-routing.module'; import { AppComponent } from './app.component'; import { HttpClientModule } from '@angular/common/http';//wangzhi @NgModule({ declarations: [AppComponent], imports: [BrowserModule, IonicModule.forRoot(), AppRoutingModule,HttpClientModule,], providers: [{ provide: RouteReuseStrategy, useClass: IonicRouteStrategy }], bootstrap: [AppComponent], }) export class AppModule {}