DateAdd, Date Diff, Now, DateInterval.Day,Now.AddYears, dr.girija, dr.girija narasimhan, VB.NET, VISUAL BASIC .NET

1. Part 4 – DATE FUNCTION USING
VB.NET
Dr.Girija Narasimhan 1
This slides are available http://slideshare.net /nbgirija
Watch this tutorial in youtube:
https://www.youtube.com/watch?v=pfj8bCmK8gs

2. Dr.Girija Narasimhan 2
Public Class Form1
Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load
TextBox1.Text = DateAdd(DateInterval.Day, 1, Date.Now)
TextBox2.Text = DateAdd(DateInterval.Month, 1, Date.Now)
TextBox3.Text = DateAdd(DateInterval.Year, 1, Date.Now)
TextBox4.Text = DateAdd(DateInterval.Hour, 1, Date.Now)
TextBox5.Text = DateAdd(DateInterval.Second, 1, Date.Now)
TextBox6.Text = DateAdd(DateInterval.Minute, 1, Date.Now)
End Sub
End Class

3. Dr.Girija Narasimhan 3
Public Class Form2
Private Sub Form2_Load(sender As Object, e As EventArgs) Handles MyBase.Load
Dim d1 As Date = #2/4/2009#
Dim d2 As Date = #2/4/2010#
Dim res As Long
res = DateDiff(DateInterval.Day, d1, d2)
MsgBox("The number of time intrevals between the dates is::" & res)
Label5.Text = DateDiff(DateInterval.Year, d1, d2)
Label6.Text = DateDiff(DateInterval.WeekOfYear, d1, d2)
End Sub

4. Dr.Girija Narasimhan 4
Private Sub Label1_Click(sender As Object, e As EventArgs) Handles Label1.Click
Label1.Text = Now
End Sub
Private Sub Label2_Click(sender As Object, e As EventArgs) Handles Label2.Click
Label2.Text = TimeString
End Sub
Private Sub Label3_Click(sender As Object, e As EventArgs) Handles Label3.Click
Dim str As DateTime
Label3.Text = Now.AddYears(2)
str = Now
Label4.Text = str.AddYears(-1)
End Sub
End Class