CNN84school在线测试工具 - 语法例子使用教程参考手册运行参数

编辑您的代码：	查看结果:
<html> <body> <iframe src="../example/html/demo_iframe.html" name="iframe_a"> <p>Your browser does not support iframes.</p> </iframe> <a href="../default.htm" target="iframe_a">cnn84.com/school/w3c</a> <iframe src ="../example/html/demo_iframe.html" marginwidth="50px" width="400px" height="300px"> <p>Your browser does not support iframes.</p> </iframe> </body> </html>

查看结果: