Hi all , is there a way to unite two collection without doing one key at time ? something like: dim a as collection = [ "val1": 1 , "val2": 2 ] dim b as collection = [ "val3": 3 , "val4": 4 ] print a + b --> [ "val1": 1 , "val2": 2 , "val3": 3 , "val4": 4 ] thank's in advance, marco.