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dir.rb

This Ruby code snippet demonstrates the __dir__ magic constant. It returns the directory name of the current file being executed, represented as a string. In this case, "." indicates the current directory.

Additional Note

__dir__ is a built-in method in Ruby that returns the absolute path of the directory containing the source file in which it is called. It provides a convenient way to reference the current script’s directory.

Ruby code snippet

__dir__
#=> "."

Executed with Ruby 3.4.5.