Function activateById

activateById(basemapId): void
JMap.Map.Basemap.activateById

Apply the basemap on the map.
Parameters
- basemapId: string
  The basemap id, use JMap.Map.Basemap.getAllId() to get available basemap ids
Returns void
Throws
Error if basemap not found for the given id

Example
```
// Activate the basemap "streets"
JMap.Map.Basemap.activateById("streets")

// Deactivate current basemap
JMap.Map.Basemap.deactivate()
```