【JS】验证码

Osinghong8个月前 (04-28)成果展示170

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>d24c04429</title>
</head>
<body>
    <script>
        function capCodes() {
            const characters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
            let capCode = '';
            for (let i = 0; i < 5; i++) {
                const randomIndex = Math.floor(Math.random() * characters.length);
                capCode += characters[randomIndex];
            }
            return capCode;
        }
        console.log("本次验证码是："+capCodes());
    </script>
</body>
</html>

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