an array of attributions
Errors if invalid parameters, or if an attribution having the same id already exists
// Add two custom attributions on the map.
JMap.Map.Attribution.addMultiple([{ id: "custom-attribution-0",
text: "© K2Geospatial",
href: "https://k2geospatial.com/jmap-en/" },
{ id: "custom-attribution-1",
text: "© StackOverflow",
href: "https://stackoverflow.com/" }])
JMap.Map.Attribution.addMultiple
Add multiple attributions on the map.