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

sub!

        # Rake::FileList.sub!

(from gem rake-13.0.6)
### Implementation from FileList
---
    sub!(pat, rep)

---

Same as `sub` except that the original file list is modified.



      

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.