30 lines
658 B
Ruby
30 lines
658 B
Ruby
module ActiveSupport #:nodoc:
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module CoreExtensions #:nodoc:
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module Integer #:nodoc:
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# For checking if a fixnum is even or odd.
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#
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# 2.even? # => true
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# 2.odd? # => false
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# 1.even? # => false
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# 1.odd? # => true
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# 0.even? # => true
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# 0.odd? # => false
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# -1.even? # => false
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# -1.odd? # => true
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module EvenOdd
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def multiple_of?(number)
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self % number == 0
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end
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def even?
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multiple_of? 2
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end if RUBY_VERSION < '1.9'
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def odd?
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!even?
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end if RUBY_VERSION < '1.9'
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end
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end
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end
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end
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