That produced a nasty error:
Warning: Compilation failed: range out of order in character class at
offset 7 in /home/user/public_html/toolsuite/script.php on line 15
Line 15 being
$photo=preg_replace("/[^a-z9-0_\-]+/","",strtolower($photo));
--- In [email protected], "Patrick Bierans" <[EMAIL PROTECTED]> wrote:
> >> I am working with a system that will have users uploading files,and I
> >> can't depend on them not using spaces and other things Unix doesnt'
> >> like in their file names (like ', ., etc).
>
> > $photo = "This is a photo of my dog, Skippy!.jpg";
> > $funkychars = array('\'', '.', ',', '$', '!', ' ');
> > $photo = str_replace($funkychars, '_', $photo);
> > $photo = strtolower($photo);
>
> NOOOOOOOOOOOOOOOOOOOO*! (*= add some more O's for a more dramaturgical
> effect)
>
> Do not say which chars you want to kill. There are always more chars
than
> you can think of! Better say which chars you allow:
>
> $photo=preg_replace("/[^a-z9-0_\-]+/","",strtolower($photo));
>
> This technique is called "whitelist". "blacklist" techniques are not
> bulletproof.
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