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

empty?

        # Symbol.empty?

(from ruby core)
---
    sym.empty?   -> true or false

---

Returns whether *sym* is :"" or not.



      

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.