django ajax json的实例代码

import jsondef get_comments(request, article_id): article_obj = models.Article.objects.get(id=article_id) article_comments = article_obj.comment_set.select_related() comment_dict = {} for i in article_comments: print('comments_id', i.id) print('article_id', i.article_id) print('parent_comment_id', i.parent_comment_id) print('comment_type', i.comment_type) print('user_id', i.user_id) print('user_name', i.user.name) print('comment', i.comment) print('date', type(i.date)) print('date', time.strftime("%Y-%m-%d %H:%M:%S", i.date.timetuple())) comment_dict[i.id] = [i.comment_type, i.comment, time.strftime("%Y-%m-%d %H:%M:%S", i.date.timetuple()), i.article_id, i.user_id, i.user.name, i.parent_comment_id] comment_json = json.dumps(comment_dict) return HttpResponse(comment_json)

<script> function getComments() { $.get("{% url 'get_comment' one_article.id %}", function(callback){ console.log(callback); var obj = JSON.parse(callback); console.log(this.comment_type); for (var key in obj){ console.log(key); console.log(obj[key]) } } function getCsrf() { return $("input[name='csrfmiddlewaretoken']").val(); } $(document).ready(function () { $(".comment-box button").click(function () { var comment_text = $('.comment-box textarea').val(); if (comment_text.trim().length < 5){ alert("评论不能少于5个字") }else { $.post(  "{% url 'post_comment' %}",  {  'comment_type':1,  article_id: "{{ one_article.id }}",  parent_comment_id:null,  'comment':comment_text.trim(),  'csrfmiddlewaretoken':getCsrf()  },  function (callback) {  console.log(callback);  if (callback == 'post-comment-success'){  alert('post-comment-success');  getComments();  }  } ) } }) })</script>