IDebugCustomAttributeQuery2::IsCustomAttributeDefined
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 whether a custom attribute exists by name.
Syntax
HRESULT IsCustomAttributeDefined(
LPCOLESTR pszCustomAttributeName
);
int IsCustomAttributeDefined(
[In] string pszCustomAttributeName
);
Parameters
pszCustomAttributeName
[in] A string containing the name of the custom attribute to find.
Return Value
Returns S_OK if the custom attribute is defined on this field, otherwise returns S_FALSE.
Remarks
To obtain the attribute bytes associated with the custom attribute, call the GetCustomAttributeByName method.