Return a functor for comparing two value_type objects by comparing their respective keys using key_comp(). Note that this comparator compares objects of type value_type (i.e., bsl::pair<const KEY, VALUE>).
Return a functor for comparing two value_type objects by comparing their respective keys using key_comp(). Note that this comparator compares objects of type value_type (i.e., bsl::pair<const KEY, VALUE>).