It has an elegant syntax that is natural to read and easy to write 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. Download ruby or read more.
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See the installation page for details on building ruby from source
If you have an issue compiling ruby, consider using one of the third party tools mentioned above.
Ruby documentation welcome to the official ruby programming language documentation 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. 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 november, and 3.4.8 for january.
Encode # => ruby™ t
Ruby’s grammar differentiates between statements and expressions All expressions are statements (an expression is a type of statement), but not all statements are expressions. '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: Ruby code can raise exceptions
