DateTime.Compare Method (DateTime, DateTime)
.NET Framework (current version)
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.
Assembly: mscorlib (in mscorlib.dll)
Parameters
- t1
-
Type:
System.DateTime
The first object to compare.
- t2
-
Type:
System.DateTime
The second object to compare.
Return Value
Type: System.Int32A 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. |
The following example demonstrates theCompare method.
Module Example Public Sub Main() Dim date1 As Date = #08/01/2009 12:00AM# Dim date2 As Date = #08/01/2009 12:00PM# Dim result As Integer = DateTime.Compare(date1, date2) Dim relationship As String If result < 0 Then relationship = "is earlier than" ElseIf result = 0 Then relationship = "is the same time as" Else relationship = "is later than" End If Console.WriteLine("{0} {1} {2}", date1, relationship, date2) End Sub End Module ' The example displays the following output: ' 8/1/2009 12:00:00 AM is earlier than 8/1/2009 12:00:00 PM
Universal Windows Platform
Available since 8
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
Available since 8
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
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