SpringMVC向前台返回JSON

JSONArray json = JSONArray.fromObject(childNode.toArray());
        String s = json.toString();
        response.setContentType("text/json; charset=UTF-8");
        response.setCharacterEncoding("UTF-8");
        try {
            response.getWriter().write(s);
        } catch (IOException e) {
            e.printStackTrace();
        }

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SpringMVC向前台返回JSON

原文：http://qiangmzsx.blog.51cto.com/2052549/1381864