> ## Documentation Index
> Fetch the complete documentation index at: https://docsuncv2.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# debug.getcallstack

Returns a table representing the call stack frames of the specified thread.

```luau theme={null}
debug.getcallstack(thread: thread?): {table}
```

## Parameters

| Parameter | Type     | Description                                                         |
| --------- | -------- | ------------------------------------------------------------------- |
| `thread`  | `thread` | *(Optional)* The thread to inspect. Defaults to the current thread. |

## Returns

`{table}` - An array of tables representing each active frame in the thread's call stack.

## Example

<CodeGroup>
  ```luau Example 1 theme={null}
  local getcallstack = debug.getcallstack("test")
  ```

  ```luau Example 2 theme={null}
  -- Get call stack of another thread
  local thread = coroutine.create(function()
      task.wait(1)
  end)
  task.spawn(thread)
  task.wait()
  local stack = debug.getcallstack(thread)
  print("Target thread stack depth: ", #stack)
  ```
</CodeGroup>

<Tip>
  Useful for debugging complex nested execution and tracebacks.
</Tip>