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

nonzero?

        # BigDecimal.nonzero?

(from ruby core)
---
    nonzero?()

---

Returns self if the value is non-zero, nil otherwise.




      

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.