fmpq.com
源代码:
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Fmpq教程(fmpq.com)</title> </head> <body> <input value="OK"> <p id="demo">点击下面的按钮来设置按钮的类型属性。</p> <button onclick="myFunction()">点我</button> <script> function myFunction(){ document.getElementsByTagName("INPUT")[0].setAttribute("type","button"); }; </script> <p>Internet Explorer 8 及更早的版本不支持 setAttribute 方法。</p> </body> </html>
运行结果