class Range: A \Range object represents a collection of values that are between given begin and end values. literals.| docs.ruby-lang.org
literals: Literals Literals create objects you can use in your program. Backtick Literals}[#label-25x-3A+Backtick+Literals] == Boolean and Nil Literals +nil+| docs.ruby-lang.org
module Enumerable: Enumerable@Methods+for+Iterating] - {And more. tt>, +false+ otherwise.| docs.ruby-lang.org
class Array: en. wikipedia.| docs.ruby-lang.org
module Comparable: The Comparable mixin is used by classes whose objects may be ordered. code> operator, which compares the receiver against another object, returning a| docs.ruby-lang.org
class Integer: An \Integer object represents an integer value. literals.| docs.ruby-lang.org
class Symbol: A +Symbol+ object represents a named identifier inside the Ruby interpreter. literals.| docs.ruby-lang.org
class String: A +String+ object has an arbitrary sequence of bytes, typically representing text or binary data. new or as literals.| docs.ruby-lang.org
class Rational: b (b>0), where a is the numerator and b is the denominator. mathematically.| docs.ruby-lang.org
class Object: Object is the default root of all Ruby objects. Object inherits from BasicObject which allows creating alternate object hierarchies.| docs.ruby-lang.org
class Numeric: Numeric is the class from which all higher-level numeric classes should inherit. Numeric allows instantiation of heap-allocated objects.| docs.ruby-lang.org
class Float: A \Float object represents a sometimes-inexact real number using the native architecture's double-precision floating point representation. Floating po| docs.ruby-lang.org
class Complex: i>. en.| docs.ruby-lang.org
module Kernel: The Kernel module is included by class Object, so its methods are available in every Ruby object. The Kernel instance methods are documented in class| docs.ruby-lang.org