<?
//$file_name = "sc_sjb.zip";
$file_name = $_REQUEST["fname"];
$file_dir = "yswj/";
echo($file_dir . $file_name);
if (!file_exists($file_dir . $file_name))
{ //检查文件是否存在
//echo "文件找不到";
$url = "index.php";
echo "<script language='javascript' type='text/javascript'>";
echo "window.alert('文件找不到');window.location.href='$url'";
echo "</script>";
exit;
} else {
$file = fopen($file_dir . $file_name,"r"); // 打开文件
// 输入文件标签
Header("Content-type: application/octet-stream");
Header("Accept-Ranges: bytes");
Header("Accept-Length: ".filesize($file_dir . $file_name));
Header("Content-Disposition: attachment; filename=" . $file_name);
// 输出文件内容
echo fread($file,filesize($file_dir . $file_name));
fclose($file);
exit;}
?>
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