anchor.diff:       }
        
        String countSQL = "select count(*) from tb_person "+whereClause;
  -     
  +     System.out.println("-------"+countSQL);
        int recordCount = DBConnect.getCount(countSQL);
  +     System.out.println("-------"+recordCount);
        int pageCount = (recordCount+pageSize)/pageSize;
        
        String querySQL = "select * from tb_person "+whereClause+" limit "+(pageNum-1)*pageSize+","+pageSize;
  -     
  +     System.out.println("-------"+querySQL);
        Connection conn = null;
        Statement stmt = null;
        ResultSet rs = null;
  
positive.code:     
      String nameSearch = request.getParameter("name");
      String sexSearch = request.getParameter("sex");
      String englishNameSearch = request.getParameter("englishName");
      String birthdayStartSearch = request.getParameter("birthdayStart");
      String birthdayEndSearch = request.getParameter("birthdayEnd");
      String descriptionSearch = request.getParameter("description");
  
negative.code:     	 				</td>
      	 				<td style="text-align: right">sex</td>
      	 				<td style="text-align: left">
      	 					<select name="sex">
      	 						<option value="">no limit</option>
      	 						<option value="male" ${'male'==param.sex?'selected':"" }>male</option>
      	 						<option value="female" ${'female'==param.sex?'selected':"" }>female</option>
  