> For the complete documentation index, see [llms.txt](https://vc-docs.gitbook.io/engine/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://vc-docs.gitbook.io/engine/home/doxygen_synced/classes/class_l_l_o_s__a_p_i.md).
# LLOS\_API
**Usage:** `api.LLOS_API.GetUserUUID()`
Accessors for the current user's LLOS identifiers.
## Public Functions
| | Name |
| ------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| string | GetUserUUID()
Returns the current user's LLOS entity ID (per usage, "-1" if unregistered).
|
| string | GetSolarPVTeamUUID()
Returns the current user's LLOS Solar-PV team asset ID (per usage, "-1" if unregistered).
|
## Public Functions Documentation
### function GetUserUUID
```csharp
static string GetUserUUID()
```
Returns the current user's LLOS entity ID (per usage, "-1" if unregistered).
**Return**: User entity ID.
### function GetSolarPVTeamUUID
```csharp
static string GetSolarPVTeamUUID()
```
Returns the current user's LLOS Solar-PV team asset ID (per usage, "-1" if unregistered).
**Return**: Team asset ID.
***
Updated on 2026-07-22 at 12:00:00 +0800