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DateTime::Compare Method

Compares two instances of DateTime and returns an integer that indicates whether the first instance is earlier than, the same as, or later than the second instance.

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

public:
static int Compare(
	DateTime t1, 
	DateTime t2
)

Parameters

t1
Type: System::DateTime

The first object to compare.

t2
Type: System::DateTime

The second object to compare.

Return Value

Type: System::Int32
A signed number indicating the relative values of t1 and t2.

Value Type

Condition

Less than zero

t1 is earlier than t2.

Zero

t1 is the same as t2.

Greater than zero

t1 is later than t2.

Before comparing DateTime objects, ensure that the objects represent times in the same time zone.

The following example demonstrates the Compare method.

No code example is currently available or this language may not be supported.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone 8, Silverlight 8.1

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

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