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

arg

        # Float.arg

(from ruby core)
---
    flo.arg    ->  0 or float
    flo.angle  ->  0 or float
    flo.phase  ->  0 or float

---

Returns 0 if the value is positive, pi 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.