Getting started new to ruby This system is hosting the development of ruby language and its related projects Start with our getting started guide
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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. It also offers many scripting features to process plain text and serialized files, or manage system tasks It is simple, straightforward, and extensible. 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 What’s here trigonometric functions ::cos
Returns the cosine of the given argument
Returns the sine of the given argument Returns the tangent of the given argument Returns the arc cosine of the given. Each of these methods takes optional argument format, which has zero or more embedded format specifications (see below).
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’s grammar differentiates between statements and expressions All expressions are statements (an expression is a type of statement), but not all statements are expressions.
