clojure.core/make-array

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Type: function Added: Clojure 1.0 Examples: 2 Runnable: 0

([type len] [type dim & more-dims])

Creates and returns an array of instances of the specified class of the specified dimension(s). Note that a class object is required. Class objects can be obtained by using their imported or fully-qualified name. Class objects for the primitive types can be obtained using, e.g., Integer/TYPE.

Examples

by sergey on 2011-03-09 . May have evaluation errors. ▶

(make-array Integer/TYPE 3) ; Types are defined in clojure/genclass.clj: ; Boolean/TYPE ; Character/TYPE ; Byte/TYPE ; Short/TYPE ; Integer/TYPE ; Long/TYPE ; Float/TYPE ; Double/TYPE ; Void/TYPE

by sergey on 2011-03-09 . May have evaluation errors. ▶

(pprint (make-array Double/TYPE 3)) [0.0, 0.0, 0.0] (pprint (make-array Integer/TYPE 2 3)) [[0, 0, 0], [0, 0, 0]] ;; Create an array of Threads, then show content and type (def ar (make-array Thread 3)) #'user/ar (pprint ar) [nil, nil, nil] (type ar) [Ljava.lang.Thread;

See also

• clojure.core/int-array
• clojure.core/double-array (1)
• clojure.core/float-array (0)
• clojure.core/short-array
• clojure.core/long-array
• clojure.core/char-array (0)
• clojure.core/byte-array (0)
• clojure.core/boolean-array
• clojure.core/object-array
• clojure.core/to-array (2)
• clojure.core/to-array-2d (0)
• clojure.core/into-array (0)
• clojure.core/aget (0)
• clojure.core/aset (1)
• clojure.core/alength (0)
• clojure.core/amap
• clojure.core/areduce

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