views
from django import forms
from django.forms import widgets
from django.forms import fields
class FM(forms.Form):
# 字段本身只做验证
user = fields.CharField(
error_messages={'required': '用户名不能为空.'},
widget=widgets.Textarea(attrs={'class': 'c1'}),
label="用户名",
)
pwd = fields.CharField(
max_length=12,
min_length=6,
error_messages={'required': '密码不能为空.', 'min_length': '密码长度不能小于6', "max_length": '密码长度不能大于12'},
widget=widgets.PasswordInput(attrs={'class': 'c2'})
)
email = fields.EmailField(error_messages={'required': '邮箱不能为空.','invalid':"邮箱格式错误"})
f = fields.FileField()
# p = fields.FilePathField(path='app01')
city1 = fields.ChoiceField(
choices=[(0,'上海'),(1,'广州'),(2,'东莞')]
)
city2 = fields.MultipleChoiceField(
choices=[(0,'上海'),(1,'广州'),(2,'东莞')]
)
from app01 import models
def fm(request):
if request.method == "GET":
# 从数据库中吧数据获取到
dic = {
"user": 'r1',
'pwd': '123123',
'email': 'sdfsd',
'city1': 1,
'city2': [1,2]
}
obj = FM(initial=dic)
return render(request,'fm.html',{'obj': obj})
elif request.method == "POST":
# 获取用户所有数据
# 每条数据请求的验证
# 成功：获取所有的正确的信息
# 失败：显示错误信息
obj = FM(request.POST)
r1 = obj.is_valid()
if r1:
# obj.cleaned_data
models.UserInf.objects.create(**obj.cleaned_data)
else:
# ErrorDict
# print(obj.errors.as_json())
# print(obj.errors['user'][0])
return render(request,'fm.html', {'obj': obj})
return render(request,'fm.html')
fm.html
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