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📜  NullInjectorError: R3InjectorError(DashboardModule)[DatabaseService -> DatabaseService -> HttpClient - Javascript 代码示例

📅  最后修改于: 2022-03-11 15:02:19.482000             🧑  作者: Mango

代码示例1
// missing import on app.module.ts

import { HttpClientModule } from '@angular/common/http';

@NgModule({
  imports: [
      HttpClientModule
  ]