废话不多说,直接上代码
代码如下
// 暂不支持断点续传
// $url = 'http://www.mytest.com/debian.iso' 不知道为何获取本地文件大小为0
$url='http://192.168.8.93/download/vm-672/18/0.vmdk'
$file=basename($url);
$header= get_headers($url, 1);
$size=$header['Content-Length'];
$fp=fopen($url,'rb');
if($fp=== false)exit('文件不存在或打开失败');
header('Content-Description: File Transfer');
header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename="'.$file.'"');
header('Content-Transfer-Encoding: binary');
header('Expires: 0');
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Pragma: public');
header('Content-Length: '.$size);
ob_clean();
ob_end_flush();
set_time_limit(0);
$chunkSize= 1024 * 1024;
while(!feof($fp)) {
$buffer=fread($fp,$chunkSize);
echo$buffer;
ob_flush();
flush();
}
fclose($fp);
exit;
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