Support for the Ruby 2.1 series ended on March 31 2017. See here for details.
New to Ruby? You may find these links helpful:
modules + classes,
and operator precedence.
This is the API documentation for scanf: Ruby Standard Library Documentation.
Ruby-doc.org is provided by James Britt and Neurogami. Hack your world. Feed your head. Live curious.
Generated with Rubydoc Rdoc Generator 0.42.0.