摘要:
解决方法,将server.ts的代码改成: const port = process.env['PORT'] || 4200; 端口号变成4200,it works 阅读全文
摘要:
Add this code in app.module.ts import { Injector, NgModule } from '@angular/core'; export let AppInjector: Injector; export class AppModule { construc 阅读全文