CBV和FBV

Posted 2020-10-07

from django.shortcuts import render,HttpResponse
from django.views import View


# Create your views here.




class LoginView(View):
    #form表单提交请求只能是get post
    #ajax提交请求 get post获取 put修改 patch修改 delete
    # def dispatch(self, request, *args, **kwargs):
    #     print(‘dispath start ‘)
    #     moethod=request.method.lower()
    #     func=getattr(self,moethod)
    #     print(‘dispath end ‘)
    #     return func(request,*args,**kwargs)

    ‘‘‘
    dispath核心代码
        if request.method.lower() in self.http_method_names:
            handler = getattr(self, request.method.lower(), self.http_method_not_allowed)
        else:
            handler = self.http_method_not_allowed
        return handler(request, *args, **kwargs)
    ‘‘‘

    def dispatch(self, request, *args, **kwargs):
        reponse=super(LoginView,self).dispatch(request, *args, **kwargs)
        return reponse


    def get(self,request,*args,**kwargs):
        print(‘get‘)
        return render(request,‘login.html‘)

    def post(self,request,*args,**kwargs):
        print(‘posrt‘)
        return HttpResponse(‘你好‘)