Function deleteLayer

deleteLayer(layerId): void
JMap.Layer.deleteLayer

Deletes the layer in the data store and in the map.

The layer is not deleted server side, but only in the browser.

Use this function if you want to dynamically remove a layer.
Parameters
- layerId: JId
  The JMap layer id
Returns void
Throws
Error if layer is not found

Example
```
// Removes layer 4 (only client side)
JMap.Layer.deleteLayer(4)
```