How to use Django Ajax

This time I will show you how to use Django Ajax, what are the precautions when using Django Ajax, the following is a practical case, let's take a look.

Introduction:

AJAX = Asynchronous JavaScript and XML (asynchronous JavaScript and XML).

AJAX is not a new programming language, but a new way of using existing standards.

AJAX is the art of exchanging data with a server and updating parts of a web page without reloading the entire page.

Ajax

Many times, when we request an operation on a web page, we do not need to refresh the page. The technology to achieve this function requires Ajax!

ajax in jQuery can realize the function of requesting or submitting data to the background without refreshing the page. Now use it to do ajax in django, so download jquey first. The higher the version, the better.

1. Ajax sends simple Data type:

html code: Here we only send a simple String

views.py

 #coding:utf8
 from django.shortcuts import render,HttpResponse,render_to_response
 def Ajax(request):
   if request.method=='POST':
     print request.POST
     return HttpResponse('执行成功')
   else:
     return render_to_response('app03/ajax.html')

ajax.html

Run, result:

2. Ajax sends complex data types:

html code: Only send a list containing a dictionary here Data type

Since the data type sent is in the format of list dictionary, we must convert them into string form in advance, otherwise the data format received by the background program is not the type we want, so the data is transmitted in ajax JSON is required when

views.py

 #coding:utf
 from django.shortcuts import render,HttpResponse,render_to_response
 import json
 # Create your views here.
 def Ajax(request):
   if request.method=='POST':
     print request.POST
     data = {'status':,'msg':'请求成功','data':['','','']}
     return HttpResponse(json.dumps(data))
   else:
     return render_to_response('app/ajax.html')

Print data style:

Believe it or not After reading the case in this article, you have mastered the method. For more exciting information, please pay attention to other related articles on the PHP Chinese website!

Recommended reading:

How to pass special character data in Ajax

Detailed graphic explanation of ajax cross-domain issues ( Code attached)

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