Django和knockoutjs(foreach)

时间:2012-12-18 18:39:05

标签: python django foreach knockout.js

观点:

 posts = Posts.objects.filter(...)
        template = loader.get_template('...')
        context = Context({
            'comments': comments,
            })
        return HttpResponseForbidden(template.render(RequestContext(request, context)))

在模板中:

 <script type="text/javascript">
    head.js('...');
    head.ready(function() {
        $(document).ready(function() {
            postModel = new postModel({
                posts: '{{ posts }}'
            });
            ko.applyBindings(commentModel, $('#posts')[0]); 

        });
    });
    </script>
<ul data-bind="foreach: comments">
....
</ul>

在post.js

self.comments = ko.observableArray(ko.utils.parseJson(config.comments)); //error: Uncaught SyntaxError: Unexpected token & 
self.comments = ko.observableArray(config.comments); //error: Uncaught TypeError: Cannot use 'in' operator to search for 'length' in

如何转换数据类型?

{{ posts}}
 [<Post: un posts!>, <Post: deux posts!>] to [{id:1, content:'un posts' etc},{...}]

1 个答案:

答案 0 :(得分:0)

脚本中的

postModel = new postModel({
                posts: '{{ posts.fields }}'
            });
            ko.applyBindings(postModel, $('#post')[0]); 

它的工作) merci beaucoup)

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