Day3交互两个变量案例

image

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>交互两个变量</title>
</head>

<body>
  <script>
    let num1 = 10
    let num2 = 20
    // 临时变量
    let temp
    temp = num1
    num1 = num2
    num2 = temp
    console.log(num1, num2);
  </script>

</body>

</html>

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posted @ 2025-12-28 21:22  冰涿  阅读(3)  评论(0)    收藏  举报