Bmi Calc

Gem to calculate BMI

Installation

Add this line to your application's Gemfile:

gem 'bmicalc'

And then execute:

$ bundle

Or install it yourself as:

$ gem install bmicalc

Usage

require 'bmicalc'

bmi = Bmicalc.new
bmi.weight = 64 # in KGs
bmi.height = 1.78 # in meters

bmi.result # 20 

Result without rounding

bmi = Bmicalc.new(round: false)
bmi.weight = 64 # in KGs
bmi.height = 1.78 # in meters

bmi.result # 20.199469763918696

Imperial

bmi = Bmicalc.new(imperial: false)
bmi.weight = 141 # in pounds
bmi.height = 71 # in inches

bmi.result # 20

Contributing

1. Fork it ( http://github.com/tomkadwill/bmicalc/fork )
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create new Pull Request