解决Ajax乱码.

1.前台代码

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public ActionForward execute(ActionMapping mapping, ActionForm actionform,HttpServletRequest request, HttpServletResponse response,SessionUser sessionuser) throws Exception {//wjb 2011-12-29 下午10:12:42 response.setContentType("text/html"); response.setCharacterEncoding("GBK"); PrintWriter out = response.getWriter(); String uname=StringUtils.trim(request.getParameter("uname")); uname=URLDecoder.decode(uname,"utf8");//注意：解码 System.out.println("-----"+uname); if(!uname.equals("")){out.print("你好");  } out.flush(); out.close();return null;}

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