6-视图

from django.shortcuts import render
from django.http import HttpResponse

# Create your views here.
def first_view(request):
    html=‘<p>Hello World!</p>‘
    return HttpResponse(html)

from django.contrib import admin
from django.urls import path
from firstApp import views

urlpatterns = [
    path(‘admin/‘, admin.site.urls),
    path(‘view/hello/‘,views.first_view)
]

from django.urls import path
from firstApp import views

urlpatterns = [
    path(‘hello/‘,views.first_view),
]

from django.contrib import admin
from django.urls import path, include

urlpatterns = [
    path(‘admin/‘, admin.site.urls),
    path(‘firstapp/‘,include(‘firstApp.urls‘))
]