Bubble Sort

let array = [8, 5, 2, 9, 10, 1];
function bubbleSort(arr) {
    //debugger;
    for (let n=0;n<arr.length;n++) {
        for (let i=0;i<arr.length-n;i++) {
            if (arr[i] > arr[i + 1]) {
                let temp = arr[i + 1];
                arr[i + 1] = arr[i];
                arr[i] = temp;
            }
        }
    }
    return arr;
}

bubbleSort(array);

console.log(array);