Regular expressions med kald til PHP-funktion?

Kode 

class Formatting
{
	public static $Patterns = array
	(
		"h1" => "/\[h1\](.*?)\[/h1\]/",
		"h2" => "/\[h2\](.*?)\[/h2\]/",
		"h3" => "/\[h3\](.*?)\[/h3\]/",
		"b" => "/\[b\](.*?)\[/b\]/",
		"i" => "/\[i\](.*?)\[/i\]/",
		"u" => "/\[u\](.*?)\[/u\]/",
		"il1" => "/\[il\](.*?)\[/il\]/e",
		"il2" => "/\[il=*.?\](.*?)\[/il\]/e",
		"el1" => "/\[el\](.*?)\[/el\]",
		"el2" => "/\[el=.*?\](.*?)\[/el\]"
	);
	
	public static $Replacements = array
	(
		"h1" => "<h1>$1</h1>",
		"h2" => "<h2>$1</h2>",
		"h3" => "<h3>$1</h3>",
		"b" => "<b>$1</b>",
		"i" => "<i>$1</i>",
		"u" => "<u>$1</u>",
		"il1" => "'<a title=\"'.Page::GetPage(\\0)->Title.'\" href=\"?location=\\0\">'.Page::LastPage(\\0)->Title.'</a>'",
		"il2" => "'<a title=\"'.Page::GetPage(\\0)->Title.'\" href=\"?location=\\0\">\\1</a>'",
		"el1" => "<a title=\"$1\" href=\"$1\">$1</a>",
		"el2" => "<a title=\"$2\" href=\"$1\">$2</a>"
	);
	
	public static function Convert($string)
	{
		return preg_replace(self::$Patterns, self::$Replacements, $string); // Linje 126
	}
}

Kode 

Warning: preg_replace() [function.preg-replace]: Unknown modifier 'h' in index.php on line 126

Kode 

    class Formatting
    {
        public static $Patterns = array
        (
            "h1" => "#\[h1\](.*?)\[/h1\]#",
            "h2" => "#\[h2\](.*?)\[/h2\]#",
            "h3" => "#\[h3\](.*?)\[/h3\]#",
            "b" => "#\[b\](.*?)\[/b\]#",
            "i" => "#\[i\](.*?)\[/i\]#",
            "u" => "#\[u\](.*?)\[/u\]#",
            "il1" => "#\[il\](.*?)\[/il\]#e",
            "il2" => "#\[il=*.?\](.*?)\[/il\]#e",
            "el1" => "#\[el\]([0-9a-zA-Z_-]+)\.([a-z]{2,4})\[/el\]#",
            "el2" => "#\[el\]([0-9a-zA-Z_-]+)\.([a-z]{2,4})/(.+)\[/el\]#",
            "el3" => "#\[el=([0-9a-zA-Z_-]+)\.([a-z]{2,4})\](.+)\[/el\]#",
            "el4" => "#\[el=([0-9a-zA-Z_-]+)\.([a-z]{2,4})/(.+)\](.+)\[/el\]#"
        );
       
        public static $Replacements = array
        (
            "h1" => "<h1>$1</h1>",
            "h2" => "<h2>$1</h2>",
            "h3" => "<h3>$1</h3>",
            "b" => "<b>$1</b>",
            "i" => "<i>$1</i>",
            "u" => "<u>$1</u>",
            "il1" => "'<a title=\"'.Page::GetPage(\\0, true)->Title.'\" href=\"?location=\\0\">'.Page::LastPage(\\0)->Title.'</a>'",
            "il2" => "'<a title=\"'.Page::GetPage(\\0)->Title.'\" href=\"?location=\\0\">\\1</a>'",
            "el1" => "<a title=\"www.$1.$2\" href=\"http://www.$1.$2/\" target=\"_blank\">$1.$2</a>",
            "el2" => "<a title=\"www.$1.$2/$3\" href=\"http://www.$1.$2/$3\" target=\"_blank\">$1.$2/$3</a>",
            "el3" => "<a title=\"www.$1.$2\" href=\"http://www.$1.$2/\" target=\"_blank\">$3</a>",
            "el4" => "<a title=\"www.$1.$2/$3\" href=\"http://www.$1.$2/$3\" target=\"_blank\">$4</a>"
        );
       
        public static function Convert($string)
        {
            return preg_replace(self::$Patterns, self::$Replacements, $string);
        }
    }

Kode 

function t($value){
  return strtoupper($value);
}

    class Formatting
    {
        public static $Patterns = array
        (
            "il1" => "#\[il\](.*?)\[/il\]#e"
        );
       
        public static $Replacements = array
        (
            "il1" => '\'<a title="\'.t(\\1).\'" href="?location=\\1>\'.t(\\1).\'</a>\''
        );
       
        public static function Convert($string)
        {
            return preg_replace(self::$Patterns, self::$Replacements, $string);
        }
    }
echo Formatting::Convert("[il]mapping[/il]");