GetLayer()

Gets the name of the current layer, if any.

layer_name = GetLayer()

A string indicating the name of the current layer, or null if there is no current layer.

Any function that accepts a layer name as an argument uses the current layer if the argument is left null.
Each map has its own current layer.There are times when no current layer has been set. In that case, GetLayer() returns null.

lyr = GetLayer()

ShowMessage("The current layer is " + lyr)

Function	Summary
CopyLayerSettings()	Copies the settings for a layer from one map to another
SetLayer()	Sets the current layer
GetLayers()	Gets information on the layers in the system and the current layer
GetLayerNames()	Gets a list of all layers in the system
GetMapCurrentLayer()	Gets the name of the current layer in a map