JustCool

1，(伪)同步请求获取后台数据，按先后顺序执行请求，示例： import{map,mergeMap}from"rxjs/operators"; this.http.get("api/sysCityRegion/address", { parentId: "CN" }).pipe(mergeMap((res: any) => { this.province ...

路由跳转代码如下，构造器导入路由router： constructor( aaa... private router: Router, bbb... ) { } toUrlPage(){ let params = { queryParams: { optType: 'apply' } }; setTimeout(() => { ...