编辑代码:
查看结果 »
试一试 - ©
w3ii.com
<!DOCTYPE html> <html> <body> <iframe id="myframe" src="../default.html"></iframe> <p>Click the button to change the src attribute in the iframe.</p> <button onclick="myFunction()">Try it</button> <script> function myFunction() { document.getElementById("myframe").src = "http://www.cnn.com"; } </script> </body> </html>