相关疑难解决方法(0)

打字稿代码:

import { Injectable } from '@angular/core';
import { Observable } from 'rxjs/Observable';
import { of } from 'rxjs/observable/of';
import { Hero } from './hero';
import { HEROES } from './mock-heroes';

@Injectable({
  providedIn: 'root'
})
export class HeroService {

  constructor() { }

  getHeroes(): Observable<Hero[]> {
    return of(HEROES);
  }

}

错误信息:

错误TS2307:找不到模块'rxjs-compat/Observable'.node_modules/rxjs/observable/of.d.ts(1,15):错误TS2307:找不到模块'rxjs-compat/observable/of'.src/app/hero.service.ts(2,10):错误TS2305:模块'"F:/ angular-tour-of-heroes/node_modules/rxjs/Observable"'没有导出成员'Observable'.src/app/hero.service.ts(15,12):错误TS2304:找不到名称'of'.

package.json Angular版本的文件: