**Type**: long[ ]
**Parameters**
| Name | Type | Value |
| sessionId | String | ID of the current session |
| folderId | String | ID of the queried folder |
**Return values**
IDs of all child folders
**Code structure**
**Type**: long[ ]
**Parameters**
| Name | Type | Value |
| sessionId | String | ID of the current session |
| folderId | String | ID of the queried folder |
**Return values**
IDs of all child folders
**Code structure**