LoanCalculator 是一个简单小型的房贷计算器

jopen 3年前


LoanCalculator 是一个简单小型的房贷计算器,提供等额本息还款计算和等额本金还款计算,别让中介和银行把你蒙了。


Add this line to your application's Gemfile:

gem 'loan_calculator', git: ''

And then execute:

$ bundle

Or install it yourself as:

$ gem install loan_calculator


# 贷款 100 万,20 年,利率 4.9%,等额本息还款    tool = LoanCalculator.get(100, 20, 4.9)    # 显示完整信息    tool.display    # 打印每月还款    puts tool.month_amount      # 贷款 100 万,20 年,利率 4.9%,等额本金还款    tool = LoanCalculator.get(100, 20, 4.9, :same_capital)    # 显示完整信息    tool.display    # 打印首月还款    puts tool.month_amount


After checking out the repo, run bin/setup to install dependencies. Then, run rake test 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 tags, and push the .gem file to


Bug reports and pull requests are welcome on GitHub at This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.