利用phpexcel把excel导入数据库和数据库导出excel实

<?php
/*
*author zhy
*date 2012 06 12
*for excel
*/
date_default_timezone_set("PRC");
error_reporting(E_ALL);
error_reporting(0);
ini_set('display_errors', TRUE);
ini_set('display_startup_errors', TRUE);
define('EOL',(PHP_SAPI == 'cli') ? PHP_EOL : '<br />');

require_once ('../Classes/PHPExcel.php');
require_once("config.php");
require_once("mysql.class.php");

//根据时间生成采购报表
$time = date("a");
$minute = date("i");
$apm  = "";
if($time=='pm'){
    $apm     = $time;
    $stime   = mktime(12,00,00,date('m'),date('d')-1,date('Y'));
    $etime   = mktime(11,59,59,date('m'),date('d'),date('Y'));
}else{
  $apm     = $time;
    $stime   = mktime(12,00,00,date('m'),date('d')-1,date('Y'));
    $etime   = mktime(11,59,59,date('m'),date('d'),date('Y'));
}

//实例化excel类
$objPHPExcel = new PHPExcel();

////////获取文档信息
////////$objProps = $objPHPExcel->getProperties();
///////print_r($objProps);
///////echo "<br/>";
///////$objProps->setDescription("test_123456");
///////print_r($objProps);

$objPHPExcel->setActiveSheetIndex(0)
    ->setCellValue('A5','商品编码')
                ->setCellValue('B5','货号')
                ->setCellValue('C5','商品名称')
                ->setCellValue('D5','采购量');

//设置选定sheet表名
$objPHPExcel->getActiveSheet()->setTitle('祖名');
//设置字体样式
$objPHPExcel->getActiveSheet()->getStyle('A1')->getFont()->setName('Arial')->setSize(25);//////->setUnderline(true);/////->getColor()->setARGB('FFFF0000');///->setBold(true);
//合并单元格 给单元格赋值(数值，字符串，公式)
$objPHPExcel->getActiveSheet()->mergeCells('A1:D3')->setCellValue('A1', 'zhongyi清单');
///////$objPHPExcel->getActiveSheet()->mergeCells('A4:D4')->setCellValue('A4', "=SUM(E4:F4)");

$date_now  = date("Y-m-d");
$objPHPExcel->getActiveSheet()->mergeCells('A4:D4')->setCellValue('A4', "采购日期：".$date_now." ".$apm."　");
//设置单列宽度
$objPHPExcel->getActiveSheet()->getColumnDimension('A')->setWidth(15);
$objPHPExcel->getActiveSheet()->getColumnDimension('B')->setWidth(20);//$objPHPExcel->getActiveSheet()->getColumnDimension('G')->setRowHeight(50);/
$objPHPExcel->getActiveSheet()->getColumnDimension('C')->setWidth(44);
$objPHPExcel->getActiveSheet()->getColumnDimension('D')->setWidth(15);

//大边框样式 边框加粗
$lineBORDER = array(
 'borders' => array(
  'outline' => array(
   'style' => PHPExcel_Style_Border::BORDER_THICK,
   'color' => array('argb' => '000000'),
  ),
 ),
);
//表头样式
$head = array(
    'font'    => array(
    'bold'      => true
  ),
 'alignment' => array(
    'horizontal' => PHPExcel_Style_Alignment::HORIZONTAL_CENTER,
    'vertical' => PHPExcel_Style_Alignment::VERTICAL_CENTER
   ),

);
//标题样式
$title = array(
    'font'    => array(
    'bold'      => true
    ),
);
//居中对齐
$CENTER = array(
    'alignment' => array(
      'horizontal' => PHPExcel_Style_Alignment::HORIZONTAL_CENTER,
      'vertical' => PHPExcel_Style_Alignment::VERTICAL_CENTER
     ),
);
//靠右对齐
$RIGHT = array(
    'alignment' => array(
      'horizontal' => PHPExcel_Style_Alignment::HORIZONTAL_RIGHT,
      'vertical' => PHPExcel_Style_Alignment::VERTICAL_CENTER
     ),
);
//细边框样式
$linestyle = array(
 'borders' => array(
  'outline' => array(
   'style' => PHPExcel_Style_Border::BORDER_THIN,
   'color' => array('argb' => 'FF000000'),
  ),
 ),
);

$objPHPExcel->getActiveSheet()->getStyle('A1:D3')->applyFromArray($head);///->getAlignment()->getHorizontal('');///->getBorders()->getTop()->setBorderStyle('');
//->setWrapText(true);自动换行
$objPHPExcel->getActiveSheet()->getStyle('A4:D4')->applyFromArray($RIGHT);
$objPHPExcel->getActiveSheet()->getStyle('A5:D5')->applyFromArray($title);

//填充色
/////$objPHPExcel->getActiveSheet()->getStyle('A1')->getFill()->getStartColor()->setARGB('FFFF0000');/