;; create a double array using double-array ;; and show it can be used with the standard Java functions ;; binarySearch and fill user=> (def ds (double-array (range 3 20))) #'user/ds user=> (type ds) [D user=> (vec ds) [3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0 13.0 14.0 15.0 16.0 17.0 18.0 19.0] user=> (java.util.Arrays/binarySearch ds 10.0) 7 user=> (java.util.Arrays/fill ds 3 8 99.0) nil user=> (vec ds) [3.0 4.0 5.0 99.0 99.0 99.0 99.0 99.0 11.0 12.0 13.0 14.0 15.0 16.0 17.0 18.0 19 .0] user=>
Source
clojure/core.clj:4634
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(defn double-array
"Creates an array of doubles"
{:inline (fn [& args] `(. clojure.lang.Numbers double_array ~@args))
:inline-arities #{1 2}
:added "1.0"}
([size-or-seq] (. clojure.lang.Numbers double_array size-or-seq))
([size init-val-or-seq] (. clojure.lang.Numbers double_array size init-val-or-seq)))
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