W3School TIY Editor
W3School 在线教程
改变方向
暗黑模式
运行代码
<html> <body> <iframe src="/example/html/demo_iframe.html" name="iframe_a"> <p>Your browser does not support iframes.</p> </iframe> <a href="https://www.w3school.org.cn" target="iframe_a">W3School.org.cn</a> </body> </html>