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DateTime Constructor (Int64, DateTimeKind)

Updated: August 2010

Initializes a new instance of the DateTime structure to a specified number of ticks and to Coordinated Universal Time (UTC) or local time.

Namespace:  System
Assembly:  mscorlib (in mscorlib.dll)

public DateTime(
	long ticks,
	DateTimeKind kind


Type: System.Int64

A date and time expressed in the number of 100-nanosecond intervals that have elapsed since January 1, 0001 at 00:00:00.000 in the Gregorian calendar.

Type: System.DateTimeKind

One of the enumeration values that indicates whether ticks specifies a local time, Coordinated Universal Time (UTC), or neither.


ticks is less than DateTime.MinValue or greater than DateTime.MaxValue.


kind is not one of the DateTimeKind values.

For applications in which portability of date and time data or a limited degree of time zone awareness is important, you can use the corresponding DateTimeOffset constructor.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC, Xbox 360, Zune

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0

.NET Compact Framework

Supported in: 3.5, 2.0

XNA Framework

Supported in: 3.0, 2.0, 1.0




August 2010

Expanded the ticks parameter description.

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