> For the complete documentation index, see [llms.txt](https://www.pinvoke.dev/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.pinvoke.dev/kernel32/getthreadinformation.md).

# GetThreadInformation

```csharp
[DllImport("KERNEL32.dll", ExactSpelling = true, SetLastError = true)]
[DefaultDllImportSearchPaths(DllImportSearchPath.System32)]
public static extern unsafe BOOL GetThreadInformation(
    HANDLE hThread,
    THREAD_INFORMATION_CLASS ThreadInformationClass,
    void* ThreadInformation,
    uint ThreadInformationSize);
```

[THREAD\_INFORMATION\_CLASS](/foundation/thread_information_class.md)