冒泡排序

<script>
function bubbleSort(array) {
var i, j, temp,
len = array.length;
for (i = 0; i < len; i++) {
for (j = 0; j < len; j++) {
if (array[i] < array[j]) {
temp = array[j];
array[j] = array[i];
array[i] = temp;
}
}
}
return array;
}
console.log(bubbleSort([1, 4, 8, 2, 7, 3, 2]));
</script>