note 56489 added to function.filesize
| From: | flash at houseofzeus dot com | Date: | Mon, 05 Sep 2005 00:33:20 +0000 |
| Subject: | note 56489 added to function.filesize | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-94731@lists.php.net to get a copy of this message | ||
A different way to get the filesize using a shell 'hack' (and therefore make your code
somewhat platform dependent) is to do the following:
<?php
$file = "/test/file/location/test.txt";
$filesize = exec("du -h ${file}");
preg_match("/^([0-9\.]+[a-zA-Z]?)[\s]+[.*]/", $filesize, $matches);
$filesize = $matches[1];
?>
The regex could probably be cleaner but it does the job. Note that the -h parameter I use here
automatically formats the file size. Hence when I run this on an example file the value in
$matches[1] is:
7.6M
If you just want the raw size in bytes (but without problems when you hit 2 gig etc.) then remove
the -h parameter from the exec line OR change the regex line to:
<?php
preg_match("/^([0-9\.]+)[a-zA-Z]?[\s]+[.*]/", $filesize, $matches);
?>
----
Manual Page -- http://www.php.net/manual/en/function.filesize.php
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