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Generate an array of random integers in a given range

Written byPhuoc Nguyen
Category
Random
Created
16 May, 2020
Last updated
13 Oct, 2021
JavaScript version
randomArrayInRange.js
const randomArrayInRange = (min, max, n) =>
Array.from({ length: n }, () => Math.floor(Math.random() * (max - min + 1)) + min);
TypeScript version
randomArrayInRange.ts
const randomArrayInRange = (min: number, max: number, n: number): number[] =>
Array.from({ length: n }, () => Math.floor(Math.random() * (max - min + 1)) + min);
Examples
examples.js
randomArrayInRange(1, 100, 10); // [11, 82, 41, 35, 76, 83, 43, 15, 60, 54]

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Phước Nguyễn