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TzSpecificLocalTimeToSystemTimeEx function (timezoneapi.h)

  • Article

Converts a local time to a time with dynamic daylight saving time settings to Coordinated Universal Time (UTC).

Syntax

BOOL TzSpecificLocalTimeToSystemTimeEx(
  [in, optional] const DYNAMIC_TIME_ZONE_INFORMATION *lpTimeZoneInformation,
  [in]           const SYSTEMTIME                    *lpLocalTime,
  [out]          LPSYSTEMTIME                        lpUniversalTime
);

Parameters

[in, optional] lpTimeZoneInformation

A pointer to a DYNAMIC_TIME_ZONE_INFORMATION structure that specifies the time zone and dynamic daylight saving time.

[in] lpLocalTime

A pointer to a SYSTEMTIME structure that specifies the local time to be converted. The function converts this time to the corresponding UTC time.

[out] lpUniversalTime

A pointer to a SYSTEMTIME structure that receives the UTC time.

Return value

If the function fails, the return value is zero. To get extended error information, call GetLastError.

Requirements

Requirement Value
Minimum supported client Windows 7 [desktop apps | UWP apps]
Minimum supported server Windows Server 2012 [desktop apps | UWP apps]
Target Platform Windows
Header timezoneapi.h (include Windows.h)
Library Kernel32.lib
DLL Kernel32.dll