A lot can happen in a year! Our development teams have been hard at work to bring you some amazing new features and help you take your apps to the next level. This rapid fire session will cover the latest and greatest updates in our ArcGIS API for JavaScript, as well as a look at what's coming soon.

1. What’s new to the ArcGIS API for
JavaScript
Matthew Lewis, Esri UK

2. Session overview
It’s only a 20 minute session. In summary:
• In summary, new since last Esri UK Annual Conference
- Demo’s and samples
• What’s coming/upcoming features
• Refreshed - Developers.arcgis.com
• Majority of samples can be found at -- https://developers.arcgis.com/javascript/latest/sample-code
Esri UK Annual Conference 2018 | London

3. Performance
Esri UK Annual Conference 2018 | London
WebGL 2D Renderer

4. Performance
Esri UK Annual Conference 2018 | London
Scene layer (i3s) performance
Improvements.
• Also i3s became an open standard!

5. Performance
Esri UK Annual Conference 2018 | London
Mobile support 2D and 3D
- Profile quality now available – Low, Medium and High

6. Ease of coding: Autocasting
Esri UK Annual Conference 2018 | London

7. Ease of coding: Better support for ES promises
Esri UK Annual Conference 2018 | London
Prior to 4.7, the WebMap, WebScene, MapView, SceneView, Basemap, Ground,
Layer, and LayerView classes were not compatible with ES Promises.

8. Ease of coding: Package managers!
Esri UK Annual Conference 2018 | London
You can now use: npm, bower, yarn and webpacks to create custom builds of the
ArcGIS API for JavaScript.

9. Ease of coding: Client-side projection
Esri UK Annual Conference 2018 | London
Known Limitations
The browser must support WebAssembly
for the client-side engine to work.
Only equation-based geographic
transformations are supported.

10. Widgets: CoordinateConversion
Esri UK Annual Conference 2018 | London

11. Esri UK Annual Conference 2018 | London
Widgets: Horizontal & vertical legend

12. Widgets: Measurement in 3D
Esri UK Annual Conference 2018 | London

13. Esri UK Annual Conference 2018 | London
New: Edge renderer

14. Coming soon
Different edge renderers… For example wireframing 3D mesh.
Different Lighting conditions/more customization.
Mobile scene packages/more offline/local JavaScript support.
Different styling options
Dot density, new heatmap renderer
Full editing capabilities
Esri UK Annual Conference 2018 | London

15. Session conclusion
• Now we’ve seen some snippets of what’s currently possible since last year.
• What’s possibly coming soon.
Esri UK Annual Conference 2018 | London

16. Thanks for listening
• More information can be found here
• https://developers.arcgis.com/
- Guide -> Release Notes
• Please rate the session on the Esri UK Annual Conference app
Esri UK Annual Conference 2018 | London