Raised when encountering an object that is not of the expected type.| ruby-doc.org
Public Instance Methods| ruby-doc.org
Public Instance Methods| ruby-doc.org
Fast, searchable Ruby documentation for core and standard libraries. Plus, links to tutorials, guides, books, and related sites.| ruby-doc.org
Encodings¶ ↑| ruby-doc.org
Public Instance Methods| ruby-doc.org
Public Instance Methods| ruby-doc.org
Public Instance Methods| ruby-doc.org
APPEND| ruby-doc.org
ENV is a hash-like accessor for environment variables.| ruby-doc.org
Public Class Methods| ruby-doc.org
What is Ruby?¶ ↑| ruby-doc.org
Literals¶ ↑| ruby-doc.org
Regular expressions (regexps) are patterns which describe the contents of a string. They’re used for testing whether a string contains a given pattern, or extracting the portions that match. They are created with the /pat/ and %r{pat} literals or the Regexp.new constructor.| ruby-doc.org
Public Instance Methods| ruby-doc.org
Regular expressions (regexps) are patterns which describe the contents of a string. They’re used for testing whether a string contains a given pattern, or extracting the portions that match. They are created with the /pat/ and %r{pat} literals or the Regexp.new constructor.| ruby-doc.org
Public Instance Methods| ruby-doc.org
Implicit Conversions¶ ↑| ruby-doc.org
Struct.new returns a new subclass of Struct. The new subclass:| ruby-doc.org
Public Class Methods| ruby-doc.org
Public Instance Methods| ruby-doc.org
Class : Object - Ruby 3.1.1| ruby-doc.org
Public Instance Methods| ruby-doc.org
What is Ruby?¶ ↑| ruby-doc.org
Public Instance Methods| ruby-doc.org
Class : CSV - Ruby 2.5.0| ruby-doc.org
Module : ObjectSpace - Ruby 3.0.3| ruby-doc.org
Public Instance Methods| ruby-doc.org
Public Instance Methods| ruby-doc.org
A File object is a representation of a file in the underlying platform.| ruby-doc.org
Public Class Methods| ruby-doc.org
Raised when the arguments are wrong and there isn’t a more specific Exception class.| ruby-doc.org
A String object has an arbitrary sequence of bytes, typically representing text or binary data. A String object may be created using String::new or as literals.| ruby-doc.org
Public Instance Methods| ruby-doc.org
A Range object represents a collection of values that are between given begin and end values.| ruby-doc.org
A class which allows both internal and external iteration.| ruby-doc.org
An Array is an ordered, integer-indexed collection of objects, called elements. Any object (even another array) may be an array element, and an array can contain objects of different types.| ruby-doc.org
Public Instance Methods| ruby-doc.org
Module : Marshal - Ruby 2.7.1| ruby-doc.org
Class : Object - Ruby 2.7.1| ruby-doc.org
Class : Enumerator::ArithmeticSequence - Ruby 2.7.1| ruby-doc.org
Class : Rational - Ruby 2.7.1| ruby-doc.org
Class : Numeric - Ruby 2.7.1| ruby-doc.org
Class : Float - Ruby 2.7.1| ruby-doc.org
Class : IO - Ruby 2.7.1| ruby-doc.org
Class : String - Ruby 2.7.1| ruby-doc.org
Module : Kernel - Ruby 2.2.0| ruby-doc.org
Class : Hash - Ruby 2.2.0| ruby-doc.org
Module : Comparable - Ruby 2.2.0| ruby-doc.org
Class : Encoding::Converter - Ruby 2.5.1| ruby-doc.org
Public Instance Methods| ruby-doc.org
Module : Kernel - Ruby 2.5.1| ruby-doc.org
Class : Time - Ruby 2.7.1| ruby-doc.org
Class : Range - Ruby 2.7.1| ruby-doc.org
Module : Kernel - Ruby 2.7.1| ruby-doc.org
Class : Integer - Ruby 2.7.1| ruby-doc.org
Class : File - Ruby 2.7.1| ruby-doc.org
Module : Comparable - Ruby 2.7.1| ruby-doc.org
Class : Array - Ruby 2.7.1| ruby-doc.org
An instance of class IO (commonly called a stream) represents an input/output stream in the underlying operating system. Class IO is the basis for input and output in Ruby.| ruby-doc.org
A File object is a representation of a file in the underlying platform.| ruby-doc.org
Public Class Methods| ruby-doc.org
Raised when the arguments are wrong and there isn’t a more specific Exception class.| ruby-doc.org
Literals¶ ↑| ruby-doc.org
Public Instance Methods| ruby-doc.org
A Proc object is an encapsulation of a block of code, which can be stored in a local variable, passed to a method or another Proc, and can be called. Proc is an essential concept in Ruby and a core of its functional programming features.| ruby-doc.org
Class : Date - Ruby 3.1.0| ruby-doc.org
Module : Kernel - Ruby 3.0.1| ruby-doc.org
Class : File - Ruby 3.0.1| ruby-doc.org
Class : Encoding - Ruby 3.0.1| ruby-doc.org
Class : Proc - Ruby 2.5.1| ruby-doc.org
Class : Method - Ruby 2.5.1| ruby-doc.org
Class : Hash - Ruby 2.5.1| ruby-doc.org
Class : Exception - Ruby 2.5.1| ruby-doc.org
Class : Encoding::UndefinedConversionError - Ruby 2.5.1| ruby-doc.org
Class : Encoding::InvalidByteSequenceError - Ruby 2.5.1| ruby-doc.org
Module : Comparable - Ruby 2.5.1| ruby-doc.org
Class : Array - Ruby 2.5.1| ruby-doc.org
Class : MatchData - Ruby 2.5.1| ruby-doc.org
Class : Encoding - Ruby 2.5.1| ruby-doc.org
Public Instance Methods| ruby-doc.org
A class which allows both internal and external iteration.| ruby-doc.org
Class : IO - Ruby 2.5.1| ruby-doc.org
A String object has an arbitrary sequence of bytes, typically representing text or binary data. A String object may be created using String::new or as literals.| ruby-doc.org
A Range object represents a collection of values that are between given begin and end values.| ruby-doc.org
Public Instance Methods| ruby-doc.org
Public Instance Methods| ruby-doc.org
What’s Here¶ ↑| ruby-doc.org
Public Instance Methods| ruby-doc.org
A Hash maps each of its unique keys to a specific value.| ruby-doc.org
Class : Regexp - Ruby 2.5.1| ruby-doc.org
Public Instance Methods| ruby-doc.org
Public Instance Methods| ruby-doc.org
Public Instance Methods| ruby-doc.org
Public Instance Methods| ruby-doc.org
Class : File - Ruby 2.5.1| ruby-doc.org
An Array is an ordered, integer-indexed collection of objects, called elements. Any object (even another array) may be an array element, and an array can contain objects of different types.| ruby-doc.org
Public Instance Methods| ruby-doc.org
A Time object represents a date and time:| ruby-doc.org
A Hash maps each of its unique keys to a specific value.| ruby-doc.org