php文件下载代码(多浏览器兼容、支持中文文件名)

2. /**
3. * php文件下载示例
4. * by bbs.it-home.org
5. */
6. ob_start();
7. $ua = $_SERVER["HTTP_USER_AGENT"];
8. $filename ="脚本学堂_文件下载.doc";//注意转码
9. $encoded_filename = urlencode($filename);
10. //兼容各种浏览器
11. $encoded_filename = str_replace("+", "%20", $encoded_filename);
12. header('Content-Type: application/octet-stream');
13. if (preg_match("/MSIE/", $ua))
14. {
15. header('Content-Disposition: attachment; filename="'.urldecode($encoded_filename).'"');
16. }
17. else if (preg_match("/Firefox/", $ua))
18. {
19. header('Content-Disposition: attachment; filename*="gbk\'\''.$filename.'"');
20. }
21. else
22. {
23. header('Content-Disposition: attachment; filename="'.$filename.'"');
24. }
25. ob_clean();
26. flush();
27. readfile($filename);
28. echo '\r\n您下载的文件由程序员之家编辑部提供！感谢您的下载。';
29. exit;
30. ?>

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