IDebugClassField::DoesInterfaceExist
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
Determines if a specific interface is defined in the class.
Syntax
HRESULT DoesInterfaceExist(
LPCOLESTR pszInterfaceName
);
int DoesInterfaceExist(
[In] string pszInterfaceName
);
Parameters
pszInterfaceName
[in] A string containing the interface name to look for.
Return Value
If successful, returns S_OK, returns S_FALSE if the interface does not exist; otherwise, returns an error code.
Remarks
This method in effect gets an enumeration of all interfaces and searches the list for a matching interface.