java操作Excel的poi的导出Excel表格
页面布局
点击导出用户:触发函数,直接访问后台
后台方法如下:
public String export()throws Exception{ Connection con=null; try { con=dbUtil.getCon(); Workbook wb=new HSSFWorkbook(); //创建工作簿 String headers[]={"编号","姓名","电话","Email","QQ"}; ResultSet rs=userDao.userList(con, null); ExcelUtil.fillExcelData(rs, wb, headers); ResponseUtil.export(ServletActionContext.getResponse(), wb, "导出excel.xls"); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ try { dbUtil.closeCon(con); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } return null; }