The goal is to learn the ruby language, syntax, structure, and some common functions and libraries. Ruby’s grammar differentiates between statements and expressions Ruby documentation welcome to the official ruby programming language documentation
ruby rose (rwby) drawn by ein_lee | Danbooru
Getting started new to ruby
Start with our getting started guide
Core classes and modules explore the essential classes and modules Ruby, as a language, has a few different implementations This page has been discussing the reference implementation, in the community often referred to as mri (“matz’s ruby interpreter”) or cruby (since it is written in c), but there are also others. This is a list of ruby releases
The shown dates correspond to the publication dates of the english versions of release posts and may differ from the actual creation dates of the source tarballs. 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. 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.
Class \struct provides a convenient way to create a simple class that can store and fetch values The first argument, a string, is the name of th Each of these methods takes optional argument format, which has zero or more embedded format specifications (see below).
