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DateTime.FromFileTimeUtc Method

July 28, 2014

Converts the specified Windows file time to an equivalent UTC time.

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

public static DateTime FromFileTimeUtc(
	long fileTime
)

Parameters

fileTime
Type: System.Int64
A Windows file time expressed in ticks.

Return Value

Type: System.DateTime
An object that represents a UTC time that is equivalent to the date and time represented by the fileTime parameter.

ExceptionCondition
ArgumentOutOfRangeException

fileTime is less than 0 or represents a time greater than DateTime.MaxValue.

A Windows file time is a 64-bit value that represents the number of 100-nanosecond intervals that have elapsed since 12:00 midnight, January 1, 1601 A.D. (C.E.) Coordinated Universal Time (UTC). Windows uses a file time to record when an application creates, accesses, or writes to a file.

The fileTime parameter specifies a file time expressed in 100-nanosecond ticks.

The return value is a DateTime whose Kind property is Utc.

Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0

Windows Phone

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