Question

How to check if date1 is before date2 in VB.NET

Answer 1

Imports System

Class CompareDates
    Public Shared Sub Main()
        Dim date1 As DateTime = New DateTime(2025, 6, 1)
        Dim date2 As DateTime = New DateTime(2025, 6, 23)

        If date1 < date2 Then
            Console.WriteLine("date1 is before date2")
        Else
            Console.WriteLine("date1 is not before date2")
        End If
    End Sub
End Class



' run:
'
' date1 is before date2
'

 

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Answer 2

Imports System

Class CompareDates
    Public Shared Sub Main()
        Dim date1 As DateTime = New DateTime(2025, 6, 1)
        Dim date2 As DateTime = New DateTime(2025, 6, 23)
		
        Dim result As Integer = DateTime.Compare(date1, date2)

        If result < 0 Then
            Console.WriteLine("date1 is before date2")
        Else
            Console.WriteLine("date1 is not before date2")
        End If
    End Sub
End Class



' run:
'
' date1 is before date2
'

 

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Answer 3

Imports System

Class CompareDates
    Public Shared Sub Main()
        Dim date1 As DateTime = New DateTime(2025, 6, 1)
        Dim date2 As DateTime = New DateTime(2025, 6, 23)

        If (date2 - date1).TotalDays > 0 Then
            Console.WriteLine("date1 is before date2")
        Else
            Console.WriteLine("date1 is not before date2")
        End If
    End Sub
End Class



' run:
'
' date1 is before date2
'

 

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