which one is better? or are there any better ways of doing this? thanks,
if ( map.getLayer(map.graphicsLayerIds
or
if ( !map.getLayer(map.graphicsLayerIds
or
.....
Solved! Go to Solution.
Try it:
if ( map.getLayer(map.graphicsLayerIds ).declaredClass === "esri.layers.GraphicsLayer")
Try it:
if ( map.getLayer(map.graphicsLayerIds ).declaredClass === "esri.layers.GraphicsLayer")