如何在django中设置或获取cookie值 [英] How to set or get a cookie value in django
本文介绍了如何在django中设置或获取cookie值的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
这是我的代码:
from django.shortcuts import render_to_response, get_object_or_404
from django.template import RequestContext
from django import http
from django.http import HttpResponse
def main(request, template_name='index.html'):
HttpResponse.set_cookie('logged_in_status', 'zjm1126')
context ={
'a':a,
'cookie':HttpResponse.get_cookie('logged_in_status'),
}
return render_to_response(template_name, context)
#return http.HttpResponsePermanentRedirect(template_name)
它引发了以下异常:
unbound method set_cookie() must be called with HttpResponse instance as first argument (got str instance instead)
我能做什么?
推荐答案
你不能只是开始调用 HttpResponse
类的方法,你必须实例化它 response = HttpResponse(Hello World)
,调用cookie方法,然后从您的视图中返回。
You can't just start calling methods on the HttpResponse
class, you have to instantiate it e.g. response = HttpResponse("Hello World")
, call the cookie method, and then return it from your view.
response = render_to_response(template_name, context)
response.set_cookie('logged_in_status', 'never_use_this_ever')
return response
# remember my other answer:
# it's a terrrible idea to set logged in status on a cookie.
要获取cookie:
request.COOKIES.get('logged_in_status')
# remember, this is a terrible idea.
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