diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/integer/even_odd.rb')
-rw-r--r-- | activesupport/lib/active_support/core_ext/integer/even_odd.rb | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/integer/even_odd.rb b/activesupport/lib/active_support/core_ext/integer/even_odd.rb new file mode 100644 index 0000000000..3762308cc3 --- /dev/null +++ b/activesupport/lib/active_support/core_ext/integer/even_odd.rb @@ -0,0 +1,24 @@ +module ActiveSupport #:nodoc: + module CoreExtensions #:nodoc: + module Integer #:nodoc: + # For checking if a fixnum is even or odd. + # * 1.even? # => false + # * 1.odd? # => true + # * 2.even? # => true + # * 2.odd? # => false + module EvenOdd + def multiple_of?(number) + self % number == 0 + end + + def even? + multiple_of? 2 + end + + def odd? + !even? + end + end + end + end +end |