function find_root_article($article_id) { $result = fetch_first_row("SELECT * FROM exchange_article WHERE ID = ?", 'i', $article_id); if ($result['parent_id'] == NULL) { return $result; } else { return find_root_article($result['parent_id']); } }
function find_root_article($id) { $row = fetch_first_row("SELECT * FROM exchange_article WHERE ID = ?", "i", $id); var_dump($row['parent_id']); if ($row['parent_id'] == NULL) { return $id; } else { return find_root_article($row['parent_id']); } }