i_to_kan

This gem is an extension to the Integer class that converts numbers to Japanese characters, kansuji.

半角数字を漢数字に変換するIntegerクラスの拡張です。

Add this line to your application's Gemfile:

gem 'i_to_kan'

And then execute:

$ bundle install

Or install it yourself as:

$ gem install i_to_kan

0.to_kan
=> "零"

1234567890987654321.to_kan
=> "百二十三京四千五百六十七兆八千九百九億八千七百六十五万四千三百二十一"

(9 ** 75).to_kan
=> "三千六百九十九無量大数八千八百四十八不可思議五千三十五那由他千二百六十九阿僧祇七千二百九十二恒河沙四千七百極七千八百二十四載五千百六十九正六千六百四十四澗千八百六十四溝七千三百十穣三百八十九𥝱七千二百二十九垓七千三百八十一京五千百八十四兆四千五十三億百七十四万八千二百四十九"

(1..100).each do |i|
  User.create(email: "user+#{i}@example.com", name: "顧客#{i.to_kan}郎")
end

After checking out the repo, run bin/setup to install dependencies. Then, run rake spec to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and the created tag, and push the .gem file to rubygems.org.

Bug reports and pull requests are welcome on GitHub at https://github.com/[USERNAME]/i_to_kan. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the code of conduct.

The gem is available as open source under the terms of the MIT License.

Everyone interacting in the IToKan project's codebases, issue trackers, chat rooms and mailing lists is expected to follow the code of conduct.