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

sysopen

        # Pathname.sysopen

(from ruby core)
---
    pathname.sysopen([mode, [perm]])  -> fixnum

---

See IO.sysopen.



      

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.