Instead of attributes i would like to use a json file to show informations of specific Features.
I hope someone can help!
Greetings from Germany
In the Sample Code you will find a lot of nice examples of what you can do with popups, e.g.
thanks for the reply. I am afraid this is nothing i could use in the standard web app builder, right?
For map to be used in a web app, build with the Web AppBuilder for ArcGIS, you can configure the popup in the MapViewer.
Did you try something in the Custom Attribute Display? (see screen capture below)
Did you have a look at Avenue, oh, no, sorry not Avenue, but Arcde? Did you have a look at the use of Arcade to configure your popup?
Retrieving data ...