2-11 编程练习
来源:2-11 编程练习
慕移动4506339
2022-07-24 20:06:35
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<script>
let str = "study hard and make and progress every day study"
let arr=str.split(' ');
const s=new Set(arr);
document.write([...s].join(''));
</script>
</body>
</html>老师,请检查
1回答
imooc_慕慕
2022-07-25
同学你好,思路正确,这里不可以使用转义符参考修改:

join()方法中需要使用一个空格隔开,才能保证每个单词都是分开的,参考如下:

代码参考如下:
let str = "study hard and make and progress every day study";
let arr = str.split(' ');
const s = new Set(arr);
document.write([...s].join(' '));
祝学习愉快~