W3School TIY Editor
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<html> <body> <h3>iframe 中始终显示滚动条：</h3> <iframe src ="/index.html" width="200" height="200" scrolling="yes"> <p>Your browser does not support iframes.</p> </iframe> <h3>iframe 中从不显示滚动条：</h3> <iframe src ="/index.html" width="200" height="200" scrolling="no"> <p>Your browser does not support iframes.</p> </iframe> </body> </html>