langolf/codeswing.json

## codeswing.json
{
  "scripts": [],
  "styles": []
}

## index.html
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <h1>header</h1>
    <script src="./script.js"></script>
  </body>
</html>

## script.js
let a = [0, 1, 3, 2];

function insertArr(arr) {
  let result = Array(5);
  let temp = null;
  for (let i = 1; i < arr.length - 1; i++) {
    temp = arr[i + 1];
    arr[i + 1] = arr[i];
  }

  return arr;
}

insertArr(a); //=

## style.css
‎‎
	<!DOCTYPE html>
	<html lang="en">
	<head>
	<meta charset="UTF-8" />
	<meta name="viewport" content="width=device-width, initial-scale=1.0" />
	<title>Document</title>
	</head>
	<body>
	<h1>header</h1>
	<script src="./script.js"></script>
	</body>
	</html>
	let a = [0, 1, 3, 2];

	function insertArr(arr) {
	let result = Array(5);
	let temp = null;
	for (let i = 1; i < arr.length - 1; i++) {
	temp = arr[i + 1];
	arr[i + 1] = arr[i];
	}

	return arr;
	}

	insertArr(a); //=