html案例

 

<!DOCTYPE html>
<html>
<head> 
<meta charset="utf-8"> 
<title>饭桶教程(kuaikuaixuan.com)</title> 
</head>
<body>
<form action="demo-form.php" method="get">
  <input type="radio" name="sex" value="Male"> Male<br>
  <input type="radio" name="sex" value="Female" checked="checked"> Female<br>
  <input type="submit" value="提交">
</form>
</body>
</html>