This feature may seem powerful, but in reality tasteless
Import Form1 WTForms from, StringField, BooleanField, SelectField
from wtforms.validators Import the Length, the ValidationError
class SettingForm (Form1):
username = StringField ( 'User name:', validators = [Length ( 3, 10, message = ' username length 3 ~ 10 ')])
tags = SelectField (' label: ', choices = [(' 1 ',' python '), (' 2 ',' java '), (' 3 ',' c ')] ) # drop-down selection box
remember = BooleanField ( 'Remember me:') # box
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
.username-input{
background: red;
}
</style>
</head>
<body>
<form action="" method="post">
<table>
<tbody>
<tr>
<td>用户名：</td>
<td><input type="text" name="username"></td>
</tr>
<tr>
<td>{{ form.username.label }}</td>
<td>{{ form.username(class='username-input') }}</td>
</tr>
<tr>
<td>{{ form.tags.label }}</td>
<td>{{ form.tags() }}</td>
</tr>
<tr>
<td>{{ form.remember.label }}</td>
<td>{{ form.remember() }}</td>
</tr>
<tr>
<td></td>
<td><input type="submit" value="点击提交"></td>
</tr>
</tbody>
</table>
</form>
</body>
</html>
