W3School TIY
编辑您的代码：
<!DOCTYPE html> <html> <body> <menu> <command onclick="alert('Hello World')" type="radio" radiogroup="group1">Click Me!</command><br /> <command onclick="alert('Good morning!')">Click This!</command><br /> <command onclick="alert('Good day!')" type="radio" radiogroup="group1">And this!</command> </menu> </body> </html>
查看结果: