html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<script src="./ch10-2.js"></script>
</body>
</html>
js
function insertSort(arr){
let length = arr.length;
for(let a = 1;a<length;a++){
let tmp = arr[a];
let b = a;
while(arr[b-1] > tmp && b>0){
arr[b] = arr[b-1];
b--;
}
arr[b] = tmp;
}
return arr
}
let arr = [98,7,65,54,12,6];
document.write(insertSort(arr));