This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# Array.concat (from ruby core) --- array.concat(*other_arrays) -> self --- Adds to `array` all elements from each Array in `other_arrays`; returns `self`: a = [0, 1] a.concat([2, 3], [4, 5]) # => [0, 1, 2, 3, 4, 5]
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.