param-array/index.js

A Javascript library which provides common array functions

function removeDuplicates(arr) {
  return [...new Set(arr)];
}

function sum(arr) {
  return arr.reduce((acc, cur) => acc + cur, 0);
}

function avg(arr) {
  return arr.reduce((acc, cur) => acc + cur, 0) / arr.length;
}

function shuffle(arr) {
  return arr.sort(() => 0.5 - Math.random());
}

function sort(arr) {
  return arr.sort((a, b) => a - b);
}

function reverse(arr) {
  return arr.reverse();
}

module.exports = { removeDuplicates, sum, avg, shuffle, sort, reverse };