JMap.Layer.Thematic.hasAnyVisibleByLayerId
Returns true if the layer has at least one thematic displayed on the map.
The JMap layer id
Error if no layer found for the id, or if the layer is a layer group.
// returns false if no thematic is displayed for layer id=4JMap.Layer.Thematic.hasAnyVisibleByLayerId(4) Copy
// returns false if no thematic is displayed for layer id=4JMap.Layer.Thematic.hasAnyVisibleByLayerId(4)
JMap.Layer.Thematic.hasAnyVisibleByLayerId
Returns true if the layer has at least one thematic displayed on the map.