33-while循环.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>
    <script>
        // let i = 0
        // while (i < 5) {
        //     document.write(`${i + 1} 你很棒<br>`)
        //     i++
        // }

        let sum = 0
        let i = 1
        while (i <= 100) {
            if (i % 2 == 0) {
                sum += i
            }
            i++
        }
        document.write(`100以内的偶数之和等于${sum}`)
    </script>
</body>

</html>