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Auto Generate Row Number in GridView in asp.net using DataItemIndex


Posted Date: 21-Apr-2010  Last Updated:   Category: ASP.NET GridView    
Author: Member Level: Gold    Points: 7


Auto Generate Row Number in GridView in asp.net using DataItemIndex



Purpose : Auto Generate Row Number in GridView

All we have to add one template column and inside ItemTemplate tag add this lines of code.

<%# Container.DataItemIndex + 1 %>


Step 1 : Drag GridView from toolbox of Visual studio in you asp.net web page.

Step 2 : Go to the properties of Gridview and Click on Columns than add Template Column. If you wish you can set its AutoGenerateColumns Property to fasle.

Step 3: Now go the .aspx View and you can add HeaderTemplate and ItemTemplate of Newly add Template column and add this lines of code inside ItemTemplate Tag

<%# Container.DataItemIndex + 1 %>

After adding template Template column and above code inside itemTemplate tag your TemplateField code will look like this


<asp:TemplateField>
<HeaderTemplate>
Row No.
</HeaderTemplate>
<ItemTemplate>
<%# Container.DataItemIndex + 1 %>
</ItemTemplate>
</asp:TemplateField>



See the full GridView Code


<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" >
<Columns>
<asp:TemplateField>
<HeaderTemplate>
Row No.
</HeaderTemplate>
<ItemTemplate>
<%# Container.DataItemIndex + 1 %>
</ItemTemplate>
</asp:TemplateField>
<asp:BoundField DataField="FName" HeaderText="First Name" />
<asp:BoundField DataField="LName" HeaderText="Last Name"/>
</Columns>
</asp:GridView>




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