class Regexp - Documentation for Ruby 3.5
Identical regexp can or cannot run in linear time depending on your ruby binary. Neither forward nor backward compatibility is guaranteed about the return value of this method.
index - Documentation for Ruby 3.4
Ruby Documentation Welcome to the official Ruby programming language documentation. Getting Started New to Ruby? Start with our Getting Started Guide. Core Classes and …
exceptions - Documentation for Ruby 3.5
Ruby code can raise exceptions. Most often, a raised exception is meant to alert the running program that an unusual (i.e., exceptional) situation has arisen, and may need to be handled.
Ruby Issue Tracking System
This system is hosting the development of Ruby language and its related projects. You must register your account and activate it via an email before reporting issues.
standard_library - Documentation for Ruby 3.5
The Ruby Standard Library is a large collection of classes and modules you can require in your code to gain additional features. Below is an overview of the libraries and extensions, followed …
Ruby 3.4.5 Released - Ruby Programming Language
Jul 15, 2025 · We intend to release the latest stable Ruby version (currently Ruby 3.4) every two months following the most recent release. Ruby 3.4.6 is scheduled for September, 3.4.7 for …
windows - Documentation for Ruby 3.5
You can build ruby in any directory including the source directory, except win32 directory in the source directory. This is restriction originating in the path search method of NMAKE.
class Hash - Documentation for Ruby 3.5
person = {name: 'Matz', language: 'Ruby'} person # => {name: "Matz", language: "Ruby"} You can use a hash to give names to method arguments: def some_method (hash) p hash end …
class Hash - Documentation for Ruby 2.0.0
books [: matz] = "The Ruby Language" books [: black] = "The Well-Grounded Rubyist" Hashes are also commonly used as a way to have named parameters in functions.
class ERB - Documentation for Ruby 3.5
The Ruby Processing System RDoc, for example, has one that can be used elsewhere. Other popular template processors may found in the Template Engines page of the Ruby Toolbox.