nf-objbase-codosdatetimetofiletime.md

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NF:objbase.CoDosDateTimeToFileTime	CoDosDateTimeToFileTime function (objbase.h)	Converts the MS-DOS representation of the time and date to a FILETIME structure used by Windows.	CoDosDateTimeToFileTime CoDosDateTimeToFileTime function [COM] _com_CoDosDateTimeToFileTime com.codosdatetimetofiletime objbase/CoDosDateTimeToFileTime	com\codosdatetimetofiletime.htm	com	eb7af6a3-7547-405e-b96e-3e68a1ac273b	12/05/2018	CoDosDateTimeToFileTime, CoDosDateTimeToFileTime function [COM], _com_CoDosDateTimeToFileTime, com.codosdatetimetofiletime, objbase/CoDosDateTimeToFileTime	objbase.h		Windows	Windows 2000 Professional [desktop apps only]	Windows 2000 Server [desktop apps only]										Ole32.lib	Ole32.dll		Windows			19H1	CoDosDateTimeToFileTime objbase/CoDosDateTimeToFileTime	c++	APIRef kbSyntax	DllExport	Ole32.dll	CoDosDateTimeToFileTime	ext-ms-win-com-ole32-l1-1-5 (introduced in Windows 10, version 10.0.15063)

CoDosDateTimeToFileTime function

-description

Converts the MS-DOS representation of the time and date to a FILETIME structure used by Windows.

Note  This function is provided for compatibility with 16-bit Windows.

 

-parameters

-param nDosDate [in]

The MS-DOS date.

-param nDosTime [in]

The MS-DOS time.

-param lpFileTime [out]

A pointer to the FILETIME structure.

-returns

If the function succeeds, the return value is TRUE; otherwise, it is FALSE, probably because of invalid arguments.

-remarks

An MS-DOS date has the following format.

Bits	Description
0-4	Days of the month (1-31).
5-8	Months (1 = January, 2 = February, and so forth).
9-15	Year offset from 1980 (add 1980 to get actual year).

 

An MS-DOS time has the following format.

Bits	Description
0-4	Seconds divided by 2.
5-10	Minutes (0-59).
11-15	Hours (0-23 on a 24-hour clock).

-see-also

CoFileTimeNow

CoFileTimeToDosDateTime