M. Sokolewicz wrote:
> Pavel Janda wrote:
>> Hello to everybody,
>>
>> I have this problem with downloading files via PHP. For illustration -
>> I am using this fragment of code:
>>
>> <?php
>>
>> header("Content-type: $contenttype; name=\"$outputfilename\"");
>> header("Content-disposition: form-data;
>> filename=\"$outputfilename\"");
>>
>> $fp=fopen($filename,'r');
>> while (!FEof($fp)):
>> $filedata.=fread($fp,8192);
>> endwhile;
>> fclose($fp);
>> echo $filedata;
>>
>> ?>
>>
>> The problem is, that the file on server has 16857 bytes and saved file
>> has 16858. In another case downloaded file has everytime 1 byte more
>> than the original file on server.
>>
>> When I put JPEG or ZIP forexample to output, there is no problem with
>> opening file like this. Bud when I am trying .docx (Office2007 file
>> format) it occures mistake during opening this file in MSOffice...
>>
>> Can anybody helps me with this problem? Why is the file size
>> increasing one byte? Whitch byte it is?
>>
>> Thanks a lot!
>> Pavel
>
> Probably that whitespace after your last ?>
> What I would recommend is to just leave off the last ?>, it's not
> required and by not adding it you won't see those annoying problems with
> whitespaces causing corrupt data.
I agree.
Also a much simpler way of outputting a file that doesn't use up memory,
is just to replace:
$fp=fopen($filename,'r');
while (!FEof($fp)):
$filedata.=fread($fp,8192);
endwhile;
fclose($fp);
echo $filedata;
With:
readfile($filename);
http://uk.php.net/manual/en/function.readfile.php
Col.
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