required = True, # 不允许字段为空值
min_length=4, # 设置最小长度
max_length...= 10, # 设置最大长度
validators=[ RegexValidator(r'^[0-9a-zA-Z]+$',"用户账号只能使用,0-9a-z") ],...error_messages={"required":"该字段不能为空","invalid":"无效的用户名",
"min_length"...,"invalid":"无效的邮箱"},
widget=widgets.EmailInput(attrs={"placeholder": "邮箱", "class": "form-control...Form表单可以返回默认数据,我们可以通过编号查询到指定数据的默认参数,并返回到编辑框中.
# name:views.py
from django.shortcuts import render
from