Hi,
I have a method like this, calculating the sub_total in an order model:
def sub_total
result = 0
for item in self.order_items
result += item.price
end
result
end
Is there a rails way to make the method more simple and concise?
Thank you :)
--
regards,
Kai Fu
Material Science and Engineering
Huazhong University of Science and Technology
Wuhan Hubei Province P.R.China
E-mail: [email protected]
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