This project was generated with Angular CLI version 9.1.4.

Run ng serve for a dev server. Navigate to http://localhost:4200/. The app will automatically reload if you change any of the source files.

Run ng generate component component-name to generate a new component. You can also use ng generate directive|pipe|service|class|guard|interface|enum|module.

Run ng build to build the project. The build artifacts will be stored in the dist/ directory. Use the --prod flag for a production build.

Run ng test to execute the unit tests via Karma.

Run ng e2e to execute the end-to-end tests via Protractor.

To get more help on the Angular CLI use ng help or go check out the Angular CLI README.

To create Component and Serviceby using (ng g c componentname , ng g s servicename).

ngOnChanges − When the value of a data bound property changes, then this method is called.

ngOnInit − This is called whenever the initialization of the directive/component after Angular first displays the data-bound properties happens.

ngDoCheck − This is for the detection and to act on changes that Angular can't or won't detect on its own.

ngAfterContentInit − This is called in response after Angular projects external content into the component's view.

ngAfterContentChecked − This is called in response after Angular checks the content projected into the component.

ngAfterViewInit − This is called in response after Angular initializes the component's views and child views.

ngAfterViewChecked − This is called in response after Angular checks the component's views and child views.

ngOnDestroy − This is the cleanup phase just before Angular destroys the directive/component.