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joshnesbitt/percentage_patch.rb

Created February 15, 2010 12:28
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percentage_patch.rb
module PercentagePatch
module InstanceMethods
def as_percentage_of(total)
return 0 if total == 0
self.to_f / total * 100
end
end
end
Integer.instance_eval do
include PercentagePatch::InstanceMethods
end
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