public function getTestsByCategory($id_category) { $query1 = "SELECT table_name FROM categories WHERE id='{$id_category}'"; $result1 = mysql_query($query1); $row = mysql_fetch_row($result1); $table_name = $row[0]; $query2 = "SELECT * FROM {$table_name}"; $result2 = mysql_query($query2); $resultToArray = db_manager::db_result_to_array($result2); //print_r($resultToArray); $xml = db_manager::makeTestsXmlString($resultToArray); return $xml; }