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Code to Calculate Exact Age programmatically using vb.NET


Posted Date: 16-Dec-2009  Last Updated:   Category: ASP.NET WebForms    
Author: Member Level: Gold    Points: 8



Code to Calculate Exact Age in vb.NET



Description



This code is use to calculate your exact Age. You have enter your Date Of Birth in TextBox Control in the form of

Month/Day/Year.


Add or copy & paste below code in HTML page




<table cellpadding="0" cellspacing="0" border="1" align="center">
<tr>
<td>
<asp:Label ID="Lblresponse" runat="server" Text="Enter Date of Birth"></asp:Label>
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
<asp:Label ID="Label1" runat="server" Text="MM/DD/YY"></asp:Label>
</td>
</tr>
<tr>
<td align="center">
<asp:Button ID="Button1" runat="server" Text="Calculate Age" />
</td>
</tr>
<tr>
<td>
<asp:Label ID="LblStatus" runat="server"></asp:Label>
</td>
</tr>
</table>



Declare Variable to hold the Date of Birth




Dim DateOfBirth As DateTime


Add below code on Calculate Age button click Event




Protected Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.Click

Try

If TextBox1.Text = "" Then
' if TextBox is Blank then do nothing
Else

' Pass textbox value to DateofBirth variable

DateOfBirth = Trim(TextBox1.Text.ToString())
Dim DOB As DateTime = DateOfBirth
Dim Years As Integer = 0
Dim Month As Integer = 0
Dim Days As Integer = 0
Dim StrAge As String = Nothing
' Check if the DOB is less than current date
If DOB < DateTime.Now Then
' Calculate Difference between current date and DOB
Dim dateDiff As TimeSpan = DateTime.Now - DOB
Dim age As New DateTime(dateDiff.Ticks)
Years = age.Year - 1
Month = age.Month - 1
Days = age.Day - 1
StrAge = ((Years.ToString() & " Years ") + Month.ToString() & " Months ") + Days.ToString() & " Days "
Else
StrAge = "Entered Date Of Birth is less then Current Date"
End If
' Print the Exact Age
LblStatus.Text = "Youe Exact Age is : " & StrAge
End If
Catch ex As Exception
Response.Write(ex)
End Try
End Sub




Thanks
Nilesh Jadhav


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Responses to "Code to Calculate Exact Age programmatically using vb.NET"
Author: Deepthi    17 Dec 2009Member Level: Gold   Points : 1
Hi,

Can u post the code in C# also.As i am unaware of VB.NET.

Regards
Deepthi



Author: Nilesh Prabhakarrao Jadhav    17 Dec 2009Member Level: Gold   Points : 2
Hi Deepthi,

As per your requirment below is the C# code

try {
if (string.IsNullOrEmpty(TextBox1.Text)) {
}
else {
DateOfBirth = Strings.Trim(TextBox1.Text.ToString());
DateTime DOB = DateOfBirth;
int Years = 0;
int Month = 0;
int Days = 0;
string StrAge = null;
if (DOB < DateTime.Now) {
TimeSpan dateDiff = DateTime.Now - DOB;
DateTime age = new DateTime(dateDiff.Ticks);
Years = age.Year - 1;
Month = age.Month - 1;
Days = age.Day - 1;
StrAge = ((Years.ToString() + " Years ") + Month.ToString() + " Months ") + Days.ToString() + " Days ";
ElseStrAge = "Entered Date Of Birth is less then Current Date";
}
LblStatus.Text = "Youe Exact Age is : " + StrAge;
}
}
catch (Exception ex) {
Response.Write(ex);
}

Regards
Nilesh Jadhav



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