IDebugDocumentPosition2::GetFileName
Applies to: 
Visual Studio 
Visual Studio for Mac
Note
This article applies to Visual Studio 2017. If you're looking for the latest Visual Studio documentation, see Visual Studio documentation. We recommend upgrading to the latest version of Visual Studio. Download it here
Gets the file name of the source file that contains the document position.
Syntax
HRESULT GetFileName(
BSTR* pbstrFileName
);
int GetFileName(
out string pbstrFileName
);
Parameters
pbstrFileName
[out] Returns the file name of the source file.
Return Value
If successful, returns S_OK; otherwise, returns an error code.
Remarks
A source file may not always have a file name (the source file may not exist on disk, for example).