42、循环嵌套

2024-10-04 / 0 评论 / 2 阅读 / 正在检测是否收录...

10/04

<!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>
        // 外层循环打印 第n天
        for (let i = 1; i <= 3; i++){
            document.write(`第${i}天<br>`)
        // 里层循环打印 第几个单词
        for (let j = 1; j <= 5; j++){
            document.write(`记住了第${j}个单词<br>`)
        }
    }
    </script>
</body>
</html>

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