http://www.perlmonks.org?node_id=944961


in reply to Re: "Just use a hash": An overworked mantra?
in thread "Just use a hash": An overworked mantra?

Hash is not O(1)

Are you sure?

I'll grant that an individual lookup might consume greater than O(1) time, but in the aggregate it's fairly well established and accepted that hash operations are O(1) operations, where 'n' is the number of elements in the hash.


Dave