>[success] # CBV 編寫 url 用 as_view() ~~~ urlpatterns = [ # url(r'^$', views.index, name='index'), url(r'^$', views.IndexView.as_view(), name="index") ] ~~~ 類一定要繼承否則報錯 ~~~ from django.views import View class IndexView(View) ~~~ >[danger] ##### 小技巧 ~~~ 1.引用類的時候遵循最上面是django 的類 ，第二層系統自帶類，第三層自定義的類 2.CBV 中的結構 * 一個全局變量 template_name 用來方網頁名字的 * 一個存儲數據的方法 get_context(self) * 對響應請求添加 用updata 加入字典中 ~~~ >[danger] ##### 寫法 ~~~ class IndexView(View): template_name = 'index.html' def get_context(self): students = models.Student.objects.all() context = { 'students': students, } return context def get(self,request): context = self.get_context() form = forms.StudentForm() # 把后續需要添加的變量加入 context.update({ 'form':form, }) return render(request, self.template_name, context=context) def post(self,request): form = forms.StudentForm(request.POST) if form.is_valid(): cleaned_data = form.cleaned_data student = models.Student() student.name = cleaned_data['name'] student.sex = cleaned_data['sex'] student.email = cleaned_data['email'] student.profession = cleaned_data['profession'] student.qq = cleaned_data['qq'] student.phone = cleaned_data['phone'] student.save() return redirect(reverse('index')) context = self.get_context() context.update({ 'form':form, }) return render(request, self.template_name, context=context) ~~~