HTML页面内容
<!DOCTYPE html>
<html lang=en>
<head>
<meta charset=UTF-8>
<title>Title</title>
</head>
<body>
<form action=http://127.0.0.1/dopost method=post>
<input type=text name=name><br><br>
<input type=text name=age><br><br>
性别:<br>
<input type=radio name=sex value=