Sample code

Highlight feature with effects and blending

Filter BuildingSceneLayer with BuildingExplorer

Point clustering - advanced configuration

CSVLayer - Project points on the fly

ImageryTileLayer - shaded relief renderer

SceneLayerView - query statistics by geometry

Dot density

Realistic water visualization in 3D

Animate layer view effect

Edit features in 3D with the Editor widget

Edit features with the Editor widget

Line of sight widget

You can also download the ArcGIS API for JavaScript 4.18 single archive with all samples.