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Revision: 16397
at August 3, 2009 01:19 by traeregan
Updated Code 
//
// Example: echo '<a href="?page='. $previousPage . rebuildQueryString("page,submit") .'">Prev</a>';
// This would carry over any querystrings from the current URL, minus the current
// $_GET['page'] and $_GET['submit'] keys and values if they exist
//
function rebuildQueryString($curr_vars='')
{
    if(!empty($_SERVER['QUERY_STRING']))
    {
        $parts = explode("&", $_SERVER['QUERY_STRING']);
        $curr_vars = str_replace(" ", "", $curr_vars);
        $c_vars = explode(",", $curr_vars);
        $newParts = array();
        
        foreach ($parts as $val)
        {
            $val_parts = explode("=", $val);
            if(!in_array($val_parts[0], $c_vars))
            {
            	array_push($newParts, $val);
            }
        }
        
        if(count($newParts) != 0)
        {
            $qs = "&".implode("&", $newParts);
        }
        else
        {
            return false;
        }
        return $qs;
    }
    else
    {
        return false;
    }
}

Revision: 16396
at August 3, 2009 00:32 by traeregan
Initial Code 
//
// Example: <a href="?page='. $previousPage . rebuildQueryString("page") .'">Prev</a>
// This would carry over any querystrings from the current URL, minus the page key and value
//
function rebuildQueryString($curr_vars='')
{
    if(!empty($_SERVER['QUERY_STRING']))
    {
        $parts = explode("&", $_SERVER['QUERY_STRING']);
        $curr_vars = str_replace(" ", "", $curr_vars);
        $c_vars = explode(",", $curr_vars);
        $newParts = array();
        
        foreach ($parts as $val)
        {
            $val_parts = explode("=", $val);
            if(!in_array($val_parts[0], $c_vars))
            {
            	array_push($newParts, $val);
            }
        }
        
        if(count($newParts) != 0)
        {
            $qs = "&".implode("&", $newParts);
        }
        else
        {
            return false;
        }
        return $qs; // this is your new created query string
    }
    else
    {
        return false;
    }
}
Initial URL 
http://www.finalwebsites.com/snippets.php?id=6
Initial Description 
Credit: FinalWebsites.com
The only argument is a comma separated list of querystring vars that you don't want to carry over.  At minimum you should pass the name of the var that you're appending the existing querystring(s) to so it's not included twice in the URL.
Initial Title 
Rebuild Querystring
Initial Tags 

                                

                                                            

                                    

                                        

                                        Initial Language
                                        

                                    

                                    
PHP