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Sample code for php to implement file download and support Chinese file names

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Release： 2016-07-25 08:55:53
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  3. /*----------------

  4. * $FileName is the file name, must be passed
  5. * $FilePath is the file path .Optional, it can be a relative path or an absolute path
  6. * @The path can only be composed of English and data, not Chinese
  7. * @Edited by: bbs.it-home.org
  8. --------- ---------*/
  10. header("Content-type: text/html;charset=utf-8");
  11. if(strlen($FileName)<=3){echo "Download failed : The file information you downloaded is incorrect";return;}
  12. $FileName=iconv("utf-8","gb2312",$FileName);//Convert the file name format to prevent Chinese garbled characters
  13. //Start Determine the path
  14. if(!is_null($FilePath)&&strlen($FilePath)>1){
  15. if(substr($FilePath,0,1)=='/'){//Determine whether it is an absolute path
  16. $FilePath =$_SERVER['DOCUMENT_ROOT'].$FilePath;
  17. }
  18. if(substr($FilePath,-1)!="/"){//Check whether the end is /
  19. $FilePath=$FilePath.'/' ;
  20. }
  21. if(is_numeric(strpos($FilePath,":"))){//Check whether it is an absolute path
  22. $FilePath=str_replace("/","",$FilePath);
  23. }
  24. }elseif( strlen($FilePath)==1&&$FilePath!="/"){
  25. $FilePath=$FilePath."/";
  26. }else{
  27. $FilePath="";
  28. }
  29. if(!file_exists($FilePath. $FileName)){
  30. echo "Download failed: The file to be downloaded was not found"; return;
  31. }
  32. /*-------------
  33. Send download related header information
  34. -- -----------=*/
  35. header("Content-type: application/octet-stream");
  36. header("Accept-Ranges: bytes");//Return according to byte size
  37. header("Accept-Length: $FileSize");//Return the file size
  38. header("Content-Disposition: attachment; filename=".$FileName);//The client's pop-up dialog box here, the corresponding file name< /p>

  39. /*-------------

  40. Start downloading related
  41. -------------=*/
  42. $FileSize=filesize( $FilePath.$FileName);
  43. $File=fopen($FilePath.$FileName,"r");//Open the file
  44. $FileBuff=512;
  45. while($FileSize>=0){
  46. $FileSize-=$ FileBuff;
  47. echo fread($File,$FileBuff);
  48. }
  49. fclose($File);
  50. }
  51. ?>

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Related labels：
php实现文件下载、支持中文文件名的示例代码
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