array sorting javascript insertion sort
function insertionSort(inputArr) {
let n = inputArr.length;
for (let i = 1; i < n; i++) {
// Choosing the first element in our unsorted subarray
let current = inputArr[i];
// The last element of our sorted subarray
let j = i-1;
while ((j > -1) && (current < inputArr[j])) {
inputArr[j+1] = inputArr[j];
j--;
}
inputArr[j+1] = current;
}
return inputArr;
}