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sort-by



    function
    boot.janet on line 802, column 1

    (sort-by f ind)

    Returns a new sorted array that compares elements by invoking a
    function on each element and comparing the result with <.

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(sort-by
  (fn [x] (get x :b)
   @[{:a 1 :b 100} {:a 100 :b 1} {:a -1 :b 50}])

# -> @[{:a 100 :b 1} {:a -1 :b 50} {:a 1 :b 100}]

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