废话不多说，直接上代码
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
<?php
// 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;
|
以上这篇php下载远程大文件(获取远程文件大小)的实例就是小编分享给大家的全部内容了，希望能给大家一个参考，也希望大家多多支持服务器之家。