简单的下载文件函数
- WBOY原創
- 2016-06-07 11:44:461161瀏覽
发送文件给浏览器，提供下载，支持个大浏览器及中文文件名。//下载文件<br>
function download_file($file){<br>
if(is_file($file)){<br>
$length = filesize($file);<br>
$type = mime_content_type($file);<br>
$showname = ltrim(strrchr($file,'/'),'/');<br>
header("Content-Description: File Transfer");<br>
header('Content-type: ' . $type);<br>
header('Content-Length:' . $length);<br>
if (preg_match('/MSIE/', $_SERVER['HTTP_USER_AGENT'])) { //for IE<br>
header('Content-Disposition: attachment; filename="' . rawurlencode($showname) . '"');<br>
} else {<br>
header('Content-Disposition: attachment; filename="' . $showname . '"');<br>
}<br>
readfile($file);<br>
exit;<br>
} else {<br>
exit('文件已被删除！');<br>
}<br>
}
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