View function response process:
from django.shortcuts import render,HttpResponse,redirect
( . 1 ) the render process template file, the template can be rendered, the first argument must be packaged metadata request data request
return render(request,"index.html",{"name":"zhang"})
( 2 ) the HttpResponse processing string data, string may be tagged
return HttpRequest("<a href='http://www.baidu.com'>百度</a>")
( 3 ) redirect processing redirect file
return redirect("index0.html")