ajax回来

ajax返回?response.setContentType(text/xml charsetUTF-8)response.setHeader(Cache-Control, no

ajax返回

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response.setContentType("text/xml; charset=UTF-8");response.setHeader("Cache-Control", "no-cache");out = response.getWriter();out.println("输出信息"); //输出信息常用json对象或为json数组,当然用string也可以啦,随便你out.flush();

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返回jsonObject

out.println(new JSONObject());//或者out.println(new java.util.HashMap());

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返回 jsonArray

org.json.JSONArray jsonArray = new org.json.JSONArray();jsonArray.put(new java.util.HashMap()); //或者 jsonArray.put(org.json.JSONObject());out.println(jsonArray.toString());

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