W3School TIY Editor
W3School 在线教程
改变方向
暗黑模式
运行代码
<html> <head> <script type="text/javascript"> function changeAction() { var x=document.getElementById("myForm") alert("Original action: " + x.action) x.action="/htmldom/index.asp" alert("New action: " + x.action) x.submit() } </script> </head> <body> <form id="myForm" action="/i/eg_smile.gif"> 名称：<input type="text" value="米老鼠" /> <input type="button" onclick="changeAction()" value="改变 action 属性并提交表单" /> </form> </body> </html>