FORM验证

from django.shortcuts import render,HttpResponse
from django import forms

# Create your views here.


class UserInfo(forms.Form):
    name = forms.CharField(min_length=4)
    pwd = forms.CharField(min_length=8)
    r_pwd = forms.CharField(min_length=8)
    email = forms.EmailField()
    tel = forms.CharField(min_length=11)


def reg(request):
    if request.method == 'POST':
        # form = UserInfo({'name': 'taojun', 'pwd': 'hanweb', 'r_pwd': 'hanweb', 'email': 'taoj', 'tel': '123456'})
        form = UserInfo(request.POST)
        if form.is_valid():
            print(form.cleaned_data)
        else:
            print(form.errors)  # > 结果是类似于{'name': [error_content, ]}， 但是是带标签的，也算是个字典的类型
            print(type(form.errors))
            print(form.errors.get('pwd')[0])  # > 至打印错误字段的第一个错误

            print(form.cleaned_data)  # >只打印匹配成功数据
        return HttpResponse('OK')
    else:
        return render(request, 'app01.html')