红壶吃猬队 2019-07-01
form 表单内必须有 <input type="submit" value="submit"> 才能提交数据
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
</head>
<body>
<form action="users" method="post">
<label>UserName<input name="username" type='text'></label>
<br>
<label>PassWord<input name="password" type='password'></label>
<br>
<input type="submit" value="submit">
</form>
</body>
</html>
