This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# Rational.numerator (from ruby core) --- rat.numerator -> integer --- Returns the numerator. Rational(7).numerator #=> 7 Rational(7, 1).numerator #=> 7 Rational(9, -4).numerator #=> -9 Rational(-2, -10).numerator #=> 1
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.