Function refreshLayerById

refreshLayerById(layerId): void
JMap.Map.refreshLayerById

This method only works with vector layers that are not served via vector tiles

Refreshes the specified layer data on the Map. Can be called for instance after a feature has been added, deleted, or modified in the layer content server-side
Parameters
- layerId: JId
  The JMap layer id
Returns void
Throws
Error if layer is not found

Example
```
// Refreshes layer id 4 on the map
JMap.Map.refreshLayerById(4)
```