<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<form method="post">
<label>用户名：</label><input type="text" name="username"><br>
<label>密码：</label><input type="password" name="password"><br>
<label>确认密码：</label><input type="password" name="password2"><br>
<input type="submit" value="提交"><br>
{# 使用遍历获取闪现的消息 #}
{% for message in get_flashed_messages() %}
{{ message }}
{% endfor %}
</form>>
<hr>
<form method="post">
{{ form.csrf_token()}}
{{ form.username.label }}{{ form.username }}
{{ form.password.label }}{{ form.password }}
{{ form.password2.label }}{{ form.password2 }}
{{ form.submit }}
</form>
</body>
<cml>
