PHP将mysql数据导出为Excel

root@bupt925:/home/bupt/xuxueliang/OutputExcel# ll
total 24
drwxr-xr-x 6 root root 4096 10月 16 10:46 ./
d-wx-wx--x 9 1000 bupt 4096 10月 16 10:38 ../
drwxr-xr-x 2 root root 4096 10月 16 10:46 bin/
drwxr-xr-x 2 root root 4096 10月 16 10:36 conf/
drwxr-xr-x 2 root root 4096 10月 16 10:46 data/
drwxr-xr-x 2 root root 4096 10月 16 10:33 log/

<?php
/*
Date:2013-10-16
author:xxl
function:对历史日志导出为excel文件
*/
include '../conf/connect_mysql.php';
include '../conf/conf.php';
header('Content-Type: application/vnd.ms-excel');
header('Content-Disposition: attachment;filename="user.csv"');
header('Cache-Control: max-age=0');
$fiveago =  mktime(date("H"),date("i"),date("s"),date("m")-1,date("d"),date("Y"));
$date = date("Y-m-d",$fiveago);
$sql = "select * from Record_Log where date<'$date'";
$sqlf = mysql_query($sql);
$file_name = "../data/Log_".$date.".csv";
$fp = fopen($file_name,'a');
$head = array('ID','用户名','时间','类型','井场名','工作内容','回执内容');
foreach($head as $i=>$v)
{
$head[$i] = iconv('utf-8','gbk',$v);
}
fputcsv($fp,$head);
$cnt = 0;
$limit = 100000;
while(($info = mysql_fetch_array($sqlf,MYSQL_NUM)))
{
$cnt ++ ;
if($cnt == $limit)
{
$cnt = 0;
ob_flush();
flush();
}
foreach($info as $i=>$v)
{
$info[$i] = iconv('utf-8','gbk',$v);
}
fputcsv($fp,$info);
}
if($ifdelete)
{
$sql = "delete from Record_Log where date<'$date'";
$sqlf = mysql_query($sql);
if($sqlf)
echo "Delete Success.\n";
else
echo "Delete Error.\n";
}
echo "Done\n";
?>

root@bupt925:/home/bupt/xuxueliang/OutputExcel/data# ll
total 12
drwxr-xr-x 2 root root 4096 10月 16 10:47 ./
drwxr-xr-x 6 root root 4096 10月 16 10:46 ../
-rw-r--r-- 1 root root 5564 10月 16 10:47 Log_2013-09-16.csv