Experiments in lazy loading the ArcGIS API for JavaScript
Test of a long page of text with four maps interspersed throughout.
- control (no lazy loading)
- intersection-observer (Lazy Loading with Intersection Observer)
Test of loading 100 map controls on a single page.
- control
- No lazy loading
- on most browsers last n maps load because only n WebGLRenderingContexts allowed
- intersection-observer (Lazy Loading with Intersection Observer)