Re: Fwd: [PHP] Using PHP to remove certain number of bytes from file
| From: | Casey | Date: | Sun, 30 Dec 2007 19:44:21 +0000 |
| Subject: | Re: Fwd: [PHP] Using PHP to remove certain number of bytes from file | ||
| References: | 1 2 3 4 5 6 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-266380@lists.php.net to get a copy of this message | ||
On Dec 30, 2007 11:26 AM, Robert Cummings <robert@interjinn.com> wrote:
> On Sun, 2007-12-30 at 14:14 -0500, Benjamin Darwin wrote:
> > Maybe one of these days I'll remember to actually reply to the list the
> > first time.
> >
> >
> > ---------- Forwarded message ----------
> > From: Benjamin Darwin <bddarwin@gmail.com>
> > Date: Dec 30, 2007 2:12 PM
> > Subject: Re: [PHP] Using PHP to remove certain number of bytes from file
> > To: Scott Wilcox <sc0tt@x0f.org>
> >
> >
> > Try this:
> >
> > $file_data = file_get_contents('filename', false, null, 230);
> > file_put_contents('filename', $file_data);
>
> I don't suggest this route with files that are in the hundreds of
> megs :) But admittedly, it's the simplest solution for small files.
> Also, can't use it if you're stuck with PHP 4 since it doesn't support
> file_put_contents(). PHP4 is dead now anyways, supposedly, so I read
> someplace ;)
>
> Cheers,
> Rob.
> --
> ...........................................................
> SwarmBuy.com - http://www.swarmbuy.com
>
> Leveraging the buying power of the masses!
> ...........................................................
>
> --
>
> PHP General Mailing List (http://www.php.net/)
> To unsubscribe, visit: http://www.php.net/unsub.php
>
>
30 seconds alternative:
<?php
$fh = fopen($file, 'rb');
$f2 = fopen('temp', 'wb');
fseek($fh, 230);
do {
fwrite($f2, fread($fh, 4069));
} while (!feof($fh);
fclose($fh);
fclose($f2);
rename('temp', $file);
?>
-Casey