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However, without formatting the fields, it’s difficult to distinguish one data field from another, and impossible to click on a link or email address.Kathleen Anderson shows you how to format number fields and telephone numbers, and make URLs and email addresses clickable in an ASP. In Expression Web 4, it’s a fairly simple process to display data from a database on a web page in a gridview (table).In this article I am going to show how to design a web application based on 3-tier architecture. Code for Business Access Layer using System; using System. By using 3-Tier architecture in your project you can achive 1.Download source code for 3-Tier Architecture in ASP. Seperation - the functionality is seperated from the data access and presentation so that it is more maintainable 2.This tutorial will show you how to count records values in Data Grid View This tutorial will continue Display Access table records in Data Grid View In this case we will add up the prices in Price column Get Total of Prices Button Click Private Sub Count Button_Click(By Val sender As System. Click Dim total As String = 0 For i As Integer = 0 To Data Grid View1. NETVisual Basic Tutorials Simple Login Tutorial - Visual Basic .

Presentation Layer (UI) Presentation layer cotains pages like or windows form where data is presented to the user or input is taken from the user. Hope this article helped you understanding 3-Tier architecture and desiging it. Updated on July 01 2008: Source Code attached Full Name: Sheo Narayan Member Level: Honorary Platinum Member Status: Administrator Member Since: 7/8/2008 PMCountry: India Regards, Sheo Narayan MVP, Author, Writer, Mentor & architecting applications since year 2001.

I am assuming that I have to play with record of persons (First Name, Last Name, Age) and I will refer only these data through out this article. just to give you flexibility to not show scroll bar for long screens.

For the ease of understanding, I have created BAL, DAL into the App_Code folder. pre 2) Can you post other similar article with Ajax? Because in practice we expect the delete to be performed with confirmation and also in details screen. Add new / Edit in 2 different tab panels - to have better usability. Regards, Sreedhar Thanks Vansree for your suggestions. Regarding pre class, I will let the webmaster know about it. As far as article on Ajax is concerned, I will try my best to post few articles on Ajax in coming days. Regards This is simpler example for 3-Tier Architecture.

column which will act as custom column for delete functionality.

The reason to use a custom button is to provide the Java Script confirmation box to the user when he clicks Delete.