com-error-helpfile.md

description	title	ms.date	f1_keywords	helpviewer_keywords	ms.assetid
Learn more about: _com_error::HelpFile	_com_error::HelpFile	11/17/2022	COMDEF/_com_error::HelpFile _com_error::HelpFile	_com_error HelpFile method [C++]	d2d3a0a1-6b62-4d52-a818-3cfae545a4af

_com_error::HelpFile

Microsoft Specific

Calls IErrorInfo::GetHelpFile function.

Syntax

_bstr_t HelpFile() const;

Return value

Returns the result of IErrorInfo::GetHelpFile for the IErrorInfo object recorded within the _com_error object. The resulting BSTR is encapsulated in a _bstr_t object. If no IErrorInfo is recorded, it returns an empty _bstr_t.

Remarks

Any failure while calling the IErrorInfo::GetHelpFile method is ignored.

END Microsoft Specific

See also

_com_error class