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<title>使用PHP导入和导出数据为CSV文件</title>
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<h2 class="top_title"><a
href="http://www.helloweba.com/view-blog-171.html">使用PHP导入和导出数据为CSV文
件</a></h2>
<div class="demo">
<form id="addform" action="do.php?action=import" method="post" enctype="multipart/form-data">
<p>请选择要导入的CSV文件：<br/><input type="file" name="file">
<input type="submit" class="btn" value="导入CSV">
<input type="button" class="btn" id="exportCSV" value="导出CSV"
onClick="window.location.href=\'http://skill86.blog.163.com/blog/do.php?action=export\'"></p>
</form>
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id="stat"><script type="text/javascript"
src="http://js.tongji.linezing.com/1870888/tongji.js"></script></p>
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do.php
<?php
/**
* @
* @Description:
* @Copyright (C) 2011 helloweba.com,All Rights Reserved.
* -----------------------------------------------------------------------------
* @author: Liurenfei (lrfbeyond@163.com)
* @Create: 2012-5-1
* @Modify:
*/
include_once ("connect.php");
$action = $_GET[\'action\'];
if ($action == \'import\') { //导入CSV
$filename = $_FILES[\'file\'][\'tmp_name\'];
if (empty ($filename)) {
echo \'请选择要导入的CSV文件！\';
exit;
}
$handle = fopen($filename, \'r\');
$result = input_csv($handle); //解析csv
$len_result = count($result);
if($len_result==0){
echo \'没有任何数据！\';
exit;
}
for ($i = 1; $i < $len_result; $i++) { //循环获取各字段值
$name = iconv(\'gb2312\', \'utf-8\', $result[$i][0]); //中文转码
$sex = iconv(\'gb2312\', \'utf-8\', $result[$i][1]);
$age = $result[$i][2];
$data_values .= "(\'$name\',\'$sex\',\'$age\'),";
}
$data_values = substr($data_values,0,-1); //去掉最后一个逗号
fclose($handle); //关闭指针
$query = mysql_query("insert into student (name,sex,age) values $data_values");//批量插入数据表中
if($query){
echo \'导入成功！\';
}else{
echo \'导入失败！\';
}
} elseif ($action==\'export\') { //导出CSV
$result = mysql_query("select * from student");
$str = "姓名,性别,年龄\n";
$str = iconv(\'utf-8\',\'gb2312\',$str);
while($row=mysql_fetch_array($result)){
$name = iconv(\'utf-8\',\'gb2312\',$row[\'name\']);
$sex = iconv(\'utf-8\',\'gb2312\',$row[\'sex\']);
$str .= $name.",".$sex.",".$row[\'age\']."\n";
}
$filename = date(\'Ymd\').\'.csv\';
export_csv($filename,$str);
}
function input_csv($handle) {
$out = array ();
$n = 0;
while ($data = fgetcsv($handle, 10000)) {
$num = count($data);
for ($i = 0; $i < $num; $i++) {
$out[$n][$i] = $data[$i];
}
$n++;
}
return $out;
}
function export_csv($filename,$data) {
header("Content-type:text/csv");
header("Content-Disposition:attachment;filename=".$filename);
header(\'Cache-Control:must-revalidate,post-check=0,pre-check=0\');
header(\'Expires:0\');
header(\'Pragma:public\');
echo $data;
}
?>
//链接数据库
connect.php
<?php
$host="localhost";
$db_user="root";
$db_pass="";
$db_name="demo";
$timezone="Asia/Shanghai";
$link=mysql_connect($host,$db_user,$db_pass);
mysql_select_db($db_name,$link);
mysql_query("SET names UTF8");
header("Content-Type: text/html; charset=utf-8");
?>
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