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Editorial Team
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Asked: 2026-06-10T13:14:34+00:00

For example: {defrecord Item [cost value]} {def items [(Item. 20 50) (Item. 30 40)

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For example:

{defrecord Item [cost value]}
{def items [(Item. 20 50)
            (Item. 30 40)
            (Item. 10 70)]

How would I go about summing the cost of items? (so I’d get 60)

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1 Answer

  1. Editorial Team
    user=> (defrecord Item [cost value])
user.Item
user=> (def items [(Item. 20 50)
            (Item. 30 40)
            (Item. 10 70)])
#'user/items   
user=> (reduce + (map :cost items))
60
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