I think I'm looking for something like this:

$dirnamewanted = ereg_replace("^[[:alnum:]]+$" $_POST['dirnamewanted']);


Problem is that this crashes my script.  I am so tired of this thing...


--- In [email protected], "Bob" <[EMAIL PROTECTED]> wrote:
> Hi Marian,
> Is this what you're looking for?
> 
> <?php
> $raw = "$$$ %mysite% #!$@ 123 #!$@ $$$";
> $raw = preg_replace('/\W/', '', $raw);
> echo $raw;
> ?>
> 
> 
> ----- Original Message ----- 
> From: "Marian Briones" <[EMAIL PROTECTED]>
> To: <[email protected]>
> Sent: Sunday, August 07, 2005 3:44 PM
> Subject: [php-list] Getting rid of unwanted characters in a string
> 
> 
> >I have a function where users can upload their photos to a photo area.
> > I can't seem to find a good way to strip unwanted characters out of
> > the filename.  I also need this to work when they are choosing a
> > username for their webspace.
> > 
> > It is coming in off a form submission.  I don't want any spaces, and
> > alpha numeric characters only.  For the filename of the photo, I know
> > I can just copy that up to the server with an identifier, but for the
> > incoming username on the form, I already had someone thinking they
> > were smooth by putting in a URL like www.theircompany.com for their
> > desired webspace name. No no no.  I want to make sure the .'s are
> > stripped out of there and if they have spaces or characters like
#!$@ etc.
> > 
> > WHat is the syntax to do this?  And what function?  ereg_replace?
> > 
> > I hope I am clearer than I have been in the past at explaining what it
> > is I want to do.
> > 
> > Thank you...
> > 
> > Marian




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