on February 15, 2023

Looping through all FeatureLayers in map using ArcGIS API for JavaScript

Geographic Information Systems

Is ArcGIS API for JavaScript free?

The JavaScript API is hosted by Esri and is available for free use, please read the Terms of Use – FAQ for more info.

How to add layer in Esri JavaScript?

Steps

  1. Go to your dashboard to get an API key .
  2. In CodePen, set the apiKey to your key, so it can be used to access basemap layer and location services. Use dark colors for code blocks. Change line. 1 2 3 4 esriConfig.apiKey = “YOUR_API_KEY”; const map = new Map({ basemap: “arcgis-topographic” // Basemap layer service });


What is ArcGIS API for JavaScript?

The ArcGIS API for JavaScript is a lightweight way to embed maps and tasks in web applications. You can get these maps from ArcGIS Online, your own ArcGIS Server or others’ servers.

How do I group layers in map viewer?

Try out group layers with the new Map Viewer

  1. Open the Layer Options and select Add to new group.
  2. Name the group.
  3. Drag and drop additional layers into the group.
  4. Enjoy the additional organization in your Layers Panel.

 

Which API is best for JavaScript?

Best JavaScript APIs for Developers

  • OpenWeatherMap.
  • Skyscanner.
  • Yahoo Finance.
  • API-Football.
  • Weatherbit.
  • Spoonacular.
  • IMDB.
  • Deezer.

Is it OK to do DSA in JavaScript?

The DSA (Data Structure and Algorithm) concept is essential, especially in JavaScript. It can be used to make your code more readable by avoiding unnecessary repetition of the same info.
 

What is a JS API layer?

Layers Overview



The Maps JavaScript API has several types of layers: The Google Maps Data layer provides a container for arbitrary geospatial data. You can use the Data layer to store your custom data, or to display GeoJSON data on a Google map. The Heatmap layer renders geographic data using a Heatmap visualization.

How do I overlay data in ArcGIS?

Quote from video: And if I turn off all of my other layers. You can see that the output represents. The intersection of where the extents intersected one another if. I look at the attributes.



What are layers in JavaScript?

Layer is used to organize related shapes on a diagram control. A layer is a named category of shapes. By assigning shapes to different layers, you can selectively view, remove, and lock different categories of shapes.

Is ArcGIS JavaScript API open-source?

Third-party mapping APIs



Esri’s ArcGIS Platform is as a platform as a service (PaaS) offering that enables the following third-party, open source JavaScript mapping APIs to easily leverage ArcGIS REST services.

Can I use API for free?

Since open APIs are free to use and readily available to anyone, they’re not always going to be as high-quality as partner APIs (which are premium services).
 

Is ArcGIS API open-source?

The ArcGIS Desktop web help includes a list of all open source tools, languages, and libraries used in ArcGIS. In fact, there are over 80 open source components, including GDAL libraries.