Intersection ‐ Lazy load - quan1997ap/angular-app-note GitHub Wiki https://www.marketenterprise.vn/blog/infinite-scroll-voi-intersection-observer.html https://stackblitz.com/edit/angular-ivy-uhdkun?file=src%2Fapp%2Fapp.component.ts,src%2Fapp%2Fapp.component.html,src%2Fapp%2Fintersection.directive.ts // React https://www.marketenterprise.vn/blog/infinite-scroll-voi-intersection-observer.html