Free the memory occupied by the result data

# cubrid_free_result

(PECL CUBRID >= 8.3.0)

cubrid_free_result — Free the memory occupied by the result data

### 说明

function cubrid_free_result(resource `$req_identifier`): bool

This function frees the memory occupied by the result data. It returns `true` on success or `false` on failure. Note that it can only frees the client fetch buffer now, and if you want free all memory, use function cubrid_close_request().

### 参数

`req_identifier`
  This is the request identifier.

### 返回值

成功时返回 `true`， 或者在失败时返回 `false`。

### 示例

示例 #1 cubrid_free_result() example

    <?php
    $conn = cubrid_connect("localhost", 33000, "demodb");

    $req = cubrid_execute($conn, "SELECT * FROM history WHERE host_year=2004 ORDER BY event_code");
    $row = cubrid_fetch_assoc($req);
    var_dump($row);

    cubrid_free_result($req);
    cubrid_close_request($req);
    cubrid_disconnect($conn);
    ?>

以上示例会输出：

    array(5) {
      ["event_code"]=>
      string(5) "20005"
      ["athlete"]=>
      string(12) "Hayes Joanna"
      ["host_year"]=>
      string(4) "2004"
      ["score"]=>
      string(5) "12.37"
      ["unit"]=>
      string(4) "time"
    }

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