Method: Containers::RubyRBTreeMap#max_key

Defined in:

lib/containers/rb_tree_map.rb

#max_key ⇒ Object

Return the largest key in the map.

Complexity: O(log n)

map = Containers::TreeMap.new
map.push("MA", "Massachusetts")
map.push("GA", "Georgia")
map.max_key #=> "MA"

# File 'lib/containers/rb_tree_map.rb', line 114

def max_key
  @root.nil? ? nil : max_recursive(@root)
end