会话的保持和form表单

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cookie

• 设置cookie

   from django.shortcuts import render, HttpResponse, redirect, reverse
  
   def set_cookie(request):
       num = request.COOKIES.get('num', 0)
       num = str(int(num) + 1)
       response = render(request, 'crm/count.html', context={
           'num': num
       })
       response.set_cookie('num', num, max_age=5)
       return response

  设置超时间为5秒

session

•