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AtlHresultFromLastError
Returns the calling thread's last-error code value in the form of an HRESULT.
HRESULT AtlHresultFromLastError( );
AtlHresultFromLastError calls GetLastError to obtain the last error and returns the error after converting it to an HRESULT using the HRESULT_FROM_WIN32 macro.
Requirements
Header: atlcomcli.h
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