This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# Set.to_a (from ruby core) --- to_a() --- Converts the set to an array. The order of elements is uncertain. Set[1, 2].to_a #=> [1, 2] Set[1, 'c', :s].to_a #=> [1, "c", :s]
This is MURDOC! A Ruby documentation browser inspired by Smalltalk-80. It allows you to learn about Ruby by browsing through its class hierarchies, and see any of its methods.