title _com_error::operator = ms.date 11/04/2016 f1_keywords _com_error::operator= helpviewer_keywords _com_error [C++] ms.assetid b9cc4094-d055-450c-b45a-0a95317488f8 _com_error::operator = Microsoft Specific Assigns an existing _com_error object to another. Syntax _com_error& operator = ( const _com_error& that ) throw ( ); Parameters that A _com_error object. END Microsoft Specific See also _com_error Class