This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.

to_s 

        # Encoding.to_s

(from ruby core)
---
    enc.name -> string
    enc.to_s -> string

---

Returns the name of the encoding.

    Encoding::UTF_8.name      #=> "UTF-8"

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.