Angular

  Without selector in HTML Tag value disable hidden checked selected href innerText innerhtml With selector in HTML Tag   1.[value] 2.[disabled] 3.[hidden]

  ngOnChange ngOnInit ngDoCheck ngAfterContentInit ngAfterContentChecked ngAfterViewInit ngAfterViewChecked ngOnDestroy

Moving from one WebPage to another WebPage. Routing is used to navigate from one component to another component in angular. Steps: 1.Configuring the route path in app-routing 2.Adding router-outlet in app.component.html 3.Add routing links in ts-template 4.import  AppRoutingModule in app.modules <router-outlet> </router-outlet> RoterLink Navigate RoterLink without param : <li><a [routerLink]="['product']>Product</a></li> with param :  <li><a [routerLink]="['product']" [queryparams]="{page:2}" >Product</a></li> Navigate     ctor (private _servRouter : Router, ){} without param : onBack(){ this. _servRouter.navigate(['/ChildDashboardComponent']);                        or this. _servRouter.navigateByUrl('/ChildDashboardComponent'); } with param : onBack(){ this. _servRouter.navigate(['/ChildDashboardComponent'] { queryParams:{tabNumber: +this.tabNumbe...