飞云钰哥

this.editModel = fb.group({ level0: this.fb.array([ new FormGroup({ x: new FormControl(null), y: new FormControl(null) }) ]),}); for (let i = 0; i < level0.length; i++) { (this.ed...

this.validateForm.get('sale_type').valueChanges.subscribe(chage=> { console.log(change); });

this.editModel = fb.group({ params: this.fb.array([ new FormGroup({ x: new FormControl(null), y: new FormControl(null) }) ]), }); // this.i...

不能使用all.checked使用checked属性，要使用all['checked']。

  &lt;div class="items" *ngFor="let item of data; let i = index;"&gt; &lt;input type="checkbox" name="checkSingle[]" class="my_checkbox singleCheck" (click)="check

1.安装video.js : npm install --save video.js安装videojs-contrib-hls.js: npm install --save video.js2.在.angular-cli.json的script标签中引入这两个依赖包3.在typings.d.ts中声明： declare var videojs: any;...

import {ActivatedRouteSnapshot, DetachedRouteHandle, RouteReuseStrategy} from '@angular/router';/*** 自定义路由复用策略* */export class CustomReuseStrategy implements RouteReuseStrategy { public stati...

login(data) { return this.http.post(`${environment.url.management}/api/login`, { 'type': 'xxx', 'data': data }).toPromise(); } async checkLogin() { const res = await t...