general_time
Installation
Add this line to your application's Gemfile:
gem 'general_time'
And then execute:
$ bundle
Or install it yourself as:
$ gem install general_time
Usage
#days_between
Formula: ((date2.yday - date1.yday) + 365 * (date2.year - date1.year)).abs
require "date"
require "general_time"
Date.new(2017, 2, 10).days_between(Date.new(2017, 2, 10)) # => 0
Date.new(2017, 2, 9).days_between(Date.new(2017, 2, 10)) # => 1
Date.new(2017, 2, 10).days_between(Date.new(2017, 2, 9)) # => 1
Date.new(2017, 2, 1).days_between(Date.new(2017, 2, 10)) # => 9
Date.new(2017, 2, 10).days_between(Date.new(2017, 2, 1)) # => 9
Date.new(2016, 2, 10).days_between(Date.new(2017, 2, 10)) # => 365
Date.new(2017, 2, 10).days_between(Date.new(2016, 2, 10)) # => 365
require "general_time"
Time.new(2017, 2, 10, 10, 10, 10).days_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 0
Time.new(2017, 2, 10, 9, 10, 10).days_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 0
Time.new(2017, 2, 10, 10, 10, 10).days_between(Time.new(2017, 2, 10, 9, 10, 10)) # => 0
Time.new(2017, 2, 9, 10, 10, 10).days_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 1
Time.new(2017, 2, 10, 10, 10, 10).days_between(Time.new(2017, 2, 9, 10, 10, 10)) # => 1
Time.new(2017, 2, 1, 10, 10, 10).days_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 9
Time.new(2017, 2, 10, 10, 10, 10).days_between(Time.new(2017, 2, 1, 10, 10, 10)) # => 9
Time.new(2016, 2, 10, 10, 10, 10).days_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 365
Time.new(2017, 2, 10, 10, 10, 10).days_between(Time.new(2016, 2, 10, 10, 10, 10)) # => 365
#weeks_between
Formula: ((date2.cweek - date1.cweek) + 52 * (date2.year - date1.year)).abs
require "date"
require "general_time"
Date.new(2017, 2, 10).weeks_between(Date.new(2017, 2, 10)) # => 0
Date.new(2017, 2, 3).weeks_between(Date.new(2017, 2, 10)) # => 1
Date.new(2017, 2, 10).weeks_between(Date.new(2017, 2, 3)) # => 1
Date.new(2016, 12, 9).weeks_between(Date.new(2017, 2, 10)) # => 9
Date.new(2017, 2, 10).weeks_between(Date.new(2016, 12, 9)) # => 9
Date.new(2016, 2, 10).weeks_between(Date.new(2017, 2, 10)) # => 52
Date.new(2017, 2, 10).weeks_between(Date.new(2016, 2, 10)) # => 52
require "general_time"
Time.new(2017, 2, 10, 10, 10, 10).weeks_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 0
Time.new(2017, 2, 10, 9, 10, 10).weeks_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 0
Time.new(2017, 2, 10, 10, 10, 10).weeks_between(Time.new(2017, 2, 10, 9, 10, 10)) # => 0
Time.new(2017, 2, 3, 10, 10, 10).weeks_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 1
Time.new(2017, 2, 10, 10, 10, 10).weeks_between(Time.new(2017, 2, 3, 10, 10, 10)) # => 1
Time.new(2016, 12, 9, 10, 10, 10).weeks_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 9
Time.new(2017, 2, 10, 10, 10, 10).weeks_between(Time.new(2016, 12, 9, 10, 10, 10)) # => 9
Time.new(2016, 2, 10, 10, 10, 10).weeks_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 52
Time.new(2017, 2, 10, 10, 10, 10).weeks_between(Time.new(2016, 2, 10, 10, 10, 10)) # => 52
#months_between
Formula: ((date2.month - date1.month) + 12 * (date2.year - date1.year)).abs
require "date"
require "general_time"
Date.new(2017, 2, 10).months_between(Date.new(2017, 2, 10)) # => 0
Date.new(2017, 2, 9).months_between(Date.new(2017, 2, 10)) # => 0
Date.new(2017, 2, 10).months_between(Date.new(2017, 2, 9)) # => 0
Date.new(2017, 1, 10).months_between(Date.new(2017, 2, 10)) # => 1
Date.new(2017, 2, 10).months_between(Date.new(2017, 1, 10)) # => 1
Date.new(2016, 5, 10).months_between(Date.new(2017, 2, 10)) # => 9
Date.new(2017, 2, 10).months_between(Date.new(2016, 5, 1)) # => 9
Date.new(2016, 2, 10).months_between(Date.new(2017, 2, 10)) # => 12
Date.new(2017, 2, 10).months_between(Date.new(2016, 2, 10)) # => 12
require "general_time"
Time.new(2017, 2, 10, 10, 10, 10).months_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 0
Time.new(2017, 2, 9, 10, 10, 10).months_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 0
Time.new(2017, 2, 10, 10, 10, 10).months_between(Time.new(2017, 2, 9, 10, 10, 10)) # => 0
Time.new(2017, 1, 10, 10, 10, 10).months_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 1
Time.new(2017, 2, 10, 10, 10, 10).months_between(Time.new(2017, 1, 10, 10, 10, 10)) # => 1
Time.new(2016, 5, 10, 10, 10, 10).months_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 9
Time.new(2017, 2, 10, 10, 10, 10).months_between(Time.new(2016, 5, 1, 10, 10, 10)) # => 9
Time.new(2016, 2, 10, 10, 10, 10).months_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 12
Time.new(2017, 2, 10, 10, 10, 10).months_between(Time.new(2016, 2, 10, 10, 10, 10)) # => 12
#years_between
Formula: (date2.year - date1.year).abs
require "date"
require "general_time"
Date.new(2017, 2, 10).years_between(Date.new(2017, 2, 10)) # => 0
Date.new(2017, 1, 10).years_between(Date.new(2017, 2, 10)) # => 0
Date.new(2017, 2, 10).years_between(Date.new(2017, 1, 10)) # => 0
Date.new(2016, 2, 10).years_between(Date.new(2017, 2, 10)) # => 1
Date.new(2017, 2, 10).years_between(Date.new(2016, 2, 10)) # => 1
Date.new(2008, 2, 10).years_between(Date.new(2017, 2, 10)) # => 9
Date.new(2017, 2, 10).years_between(Date.new(2008, 2, 10)) # => 9
require "general_time"
Time.new(2017, 2, 10, 10, 10, 10).years_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 0
Time.new(2017, 1, 10, 10, 10, 10).years_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 0
Time.new(2017, 2, 10, 10, 10, 10).years_between(Time.new(2017, 1, 10, 10, 10, 10)) # => 0
Time.new(2016, 2, 10, 10, 10, 10).years_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 1
Time.new(2017, 2, 10, 10, 10, 10).years_between(Time.new(2016, 2, 10, 10, 10, 10)) # => 1
Time.new(2008, 2, 10, 10, 10, 10).years_between(Time.new(2017, 2, 10, 10, 10, 10)) # => 9
Time.new(2017, 2, 10, 10, 10, 10).years_between(Time.new(2008, 2, 10, 10, 10, 10)) # => 9
Contributing
Bug reports and pull requests are welcome on GitHub at https://github.com/bogdanvlviv/general_time. 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.
Code Status
License
The gem is available as open source under the terms of the MIT License.