InsertionSort created by Luke_Rogerson - https://repl.it/@Luke_Rogerson/InsertionSort

main.js

// An implementation of a basic insertion sort.

function insertionSort(arr) {

  let temp = [];

  for (let i = 1; i < arr.length; i++) {
    for (let j = 0; j < i; j++) {
      // console.log(arr[j]);
      if (arr[i] < arr[j]) {
        temp[0] = arr[i];
        arr[i] = arr[j];
        arr[j] = temp[0];
      }
    }
  }
  return arr;
}