Getting started new to ruby Start with our getting started guide Core classes and modules explore the essential classes and modules 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 3.3.8 released posted by nagachika on 9 apr 2025 ruby 3.3.8 has been released
Please see the for further details 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 We intend to release the latest stable ruby version (currently ruby 3.4) every two months following the most recent release
Matz] = the ruby language books [ 'ruby'} person # => {name Ruby} you can use a hash to give names to method arguments Def some_method (hash) p hash end some_method ({foo When the last argument in a method call is a hash, the curly braces may be omitted: 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 by a brief description of each.
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