Module | ActiveSupport::CoreExtensions::Integer::EvenOdd |
In: |
lib/active_support/core_ext/integer/even_odd.rb
|
For checking if a fixnum is even or odd.
2.even? # => true 2.odd? # => false 1.even? # => false 1.odd? # => true 0.even? # => true 0.odd? # => false -1.even? # => false -1.odd? # => true