Get the class name using OID

# cubrid_get_class_name

(PECL CUBRID >= 8.3.0)

cubrid_get_class_name — Get the class name using OID

### 说明

function cubrid_get_class_name(resource `$conn_identifier`, string `$oid`): string

The cubrid_get_class_name() function is used to get the class name from `oid`. It doesn't work when selecting data from the system tables, for example db_class.

### 参数

`conn_identifier`
  Connection identifier.
`oid`
  OID of the instance that you want to check the existence.

### 返回值

Class name when process is successful, 或者在失败时返回 `false`.

### 示例

示例 #1 cubrid_get_class_name() example

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

    $req = cubrid_execute($conn, "SELECT * FROM code", CUBRID_INCLUDE_OID);
    $oid = cubrid_current_oid($req);
    $class_name = cubrid_get_class_name($conn, $oid);

    print_r($class_name);

    cubrid_disconnect($conn);
    ?>

以上示例会输出：

    code

### 参见

- cubrid_is_instance() - Check whether the instance pointed by OID exists
- cubrid_drop() - Delete an instance using OID

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