how to get map center point?

Discussion created by Aaronsi on Jun 18, 2014
Latest reply on Jul 10, 2014 by Aaronsi
I use map.extent.getCenter()  to get the map center point.But the result is wrong?
I also couldn't find any method of Map Object can get the map center point.
I'm new in Arcgis. I hope someone could help me?