This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# StringScanner.concat (from ruby core) --- concat(str) <<(str) --- Appends `str` to the string being scanned. This method does not affect scan pointer. s = StringScanner.new("Fri Dec 12 1975 14:39") s.scan(/Fri /) s << " +1000 GMT" s.string # -> "Fri Dec 12 1975 14:39 +1000 GMT" s.scan(/Dec/) # -> "Dec"
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.