Clojure equivalent of python int.from_bytes(byteorder='big')

Question

The Python built in method int.from_bytes() returns the integer represented by the given array of bytes. I wanted know the Clojure equivalent of such method or similar methods in Clojure.

Shlomi · Accepted Answer · 2016-09-21 19:14:29Z

2

You could use java's java's BigInteger directly:

(BigInteger. (byte-array [1 2 3])) 
=> 66051

Since clojure natively supports big numbers, you could use it seamlessly with clojure's arithmetics:

(def b (BigInteger. (byte-array [1 2 3])))
(+ b 23)
=> 66074N

answered Sep 21, 2016 at 19:14

Shlomi

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