request.setCharacterEncoding("utf-8");
        response.setContentType("text/html; charset=utf-8");
        //通過getParameter獲取單個表單元素
        String gender=request.getParameter("gender");
        System.out.println(gender);
        //獲取一組表單資料
        String[] hobbies = request.getParameterValues("hobby");
        for(String hobby:hobbies){
            System.out.println(hobby);
        }
        //獲取表單中標籤的name 屬性
//        Enumeration<String> parameterNames = request.getParameterNames();
//        while (parameterNames.hasMoreElements()){
//            //獲取相應的標籤的值
//            System.out.println(request.getParameter(parameterNames.nextElement()));
//            //獲取表單中標籤的name 屬性
//            //System.out.println(parameterNames.nextElement());
//        }