Home >php教程 >php手册 >php通过修改header强制图片下载的方法

php通过修改header强制图片下载的方法

WBOY
WBOYOriginal
2016-06-13 09:09:54778browse

php通过修改header强制图片下载的方法

 这篇文章主要介绍了php通过修改header强制图片下载的方法,实例分析了php强制图片下载的技巧,具有一定参考借鉴价值,需要的朋友可以参考下

 

 

本文实例讲述了php通过修改header强制图片下载的方法。分享给大家供大家参考。具体实现方法如下:

?

1

2

3

4

5

6

7

8

9

10

11

12

13

14

function downloadFile($file){

$file_name = $file;

$mime = 'application/force-download';

header('Pragma: public'); // required

header('Expires: 0'); // no cache

header('Cache-Control: must-revalidate, post-check=0, pre-check=0');

header('Cache-Control: private',false);

header('Content-Type: '.$mime);

header('Content-Disposition: attachment; filename="'.basename($file_name).'"');

header('Content-Transfer-Encoding: binary');

header('Connection: close');

readfile($file_name); // push it out

exit();

}

希望本文所述对大家的php程序设计有所帮助。

Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn