Skydd mot SQL injections och HTML-hacking

Alternativ variant:

function htmlclean($inhtml){
	$inhtml= nl2br(htmlentities($inhtml));
	return $inhtml;
}

function htmlcleanonerow($inhtml){
	$inhtml= htmlentities($inhtml);
	$inhtml= str_replace("\r", ' ',str_replace( "\n", ' ', $inhtml));
  return $inhtml;
}

function dbclean($intext)
{
	if (get_magic_quotes_gpc())
		return trim($intext);
 	else 
 		return addslashes(trim($intext));
}