nstableview - Objective C get NSArrayController's values for keys of selected row -

i have nstableview bond nsarraycontroller. want able select single row , values keys have set in tableview.

i have iboutlet table view , can selected row with:

nsinteger row = [tableview selectedrow]; nslog(@"selected index = %ld", (long)row); 

how ask arraycontroller give me value key of selected index?

create outlet array controller , use

[arraycontroller selectedobjects]; 

make sure selection indexes of table view bound selection indexes of array controller.

if result array not empty object @ index 0.
if multiple selection enabled in table view array contains selected objects in table view order.