现场演示：我的 HTML 文档

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<!DOCTYPE html>
<html lang="en">
<head>
    <title>Opening Links in an iFrame</title>
    <style>
        iframe {
            width: 100%;
            height: 500px;
        }
    </style>
</head>
<body>
    <iframe src="/examples/html/hello.html" name="myFrame"></iframe>
    <p><a href="https://www.appwang.com" target="myFrame">Open appwang.com</a></p>
</body>
</html>