Delete all between string From and TO

function delete_all_between($beginning, $end, $string)
    {
        $beginningPos = strpos($string, $beginning);
        $endPos = strpos($string, $end);
        if ($beginningPos === false || $endPos === false)
        {
            return $string;
        }

        $textToDelete = substr($string, $beginningPos, ($endPos + strlen($end)) - $beginningPos);

        return str_replace($textToDelete, '', $string);
    }