GetDynamicTimeZoneInformationEffectiveYears function
Gets a range, expressed in years, for which a DYNAMIC_TIME_ZONE_INFORMATION has valid entries. Use the returned value to identify the specific years to request when calling GetTimeZoneInformationForYear to retrieve time zone information for a time zone that experiences annual boundary changes due to daylight saving time adjustments.
Syntax
DWORD WINAPI GetDynamicTimeZoneInformationEffectiveYears(
_In_ const PDYNAMIC_TIME_ZONE_INFORMATION lpTimeZoneInformation,
_Out_ LPDWORD FirstYear,
_Out_ LPDWORD LastYear
);
Parameters
- lpTimeZoneInformation [in]
-
Specifies settings for a time zone and dynamic daylight saving time.
- FirstYear [out]
-
The year that marks the beginning of the range to pass to GetTimeZoneInformationForYear.
- LastYear [out]
-
The year that marks the end of the range to pass to GetTimeZoneInformationForYear.
Return value
| Return code/value | Description |
|---|---|
|
The operation succeeded. |
|
The system cannot find the effective years. |
|
One of the parameter values is not valid. |
|
The operation failed. |
Requirements
|
Minimum supported client |
Windows 8 [desktop apps | Windows Store apps] |
|---|---|
|
Minimum supported server |
Windows Server 2012 [desktop apps | Windows Store apps] |
|
Minimum supported phone |
Windows Phone 8 |
|
Header |
|
|
Library |
|
|
DLL |
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See also