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

<<

        # Psych::Visitors::YAMLTree.<<

(from ruby core)
### Implementation from YAMLTree
---
    <<(object)

---

(This method is an alias for Psych::Visitors::YAMLTree#push.)



      

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.