<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
<asp:Button ID="Button1" runat="server" Height="26px" onclick="Button1_Click"
Text="Button" />
<asp:GridView ID="GridView1" runat="server">
</asp:GridView>
</div>
</form>
</body>
</html>
//Back End in Button Click Event
protected void Button1_Click(object sender, EventArgs e)
{
SqlConnection scon = new SqlConnection("database=Tahir_Khalid;trusted_connection=yes");
SqlCommand scmd = new SqlCommand("select * from Tahir where RollNo=@rollno", scon);
scmd.Parameters.Add("rollno", SqlDbType.Int).Value = TextBox1.Text;
SqlDataAdapter sda = new SqlDataAdapter(scmd);
DataSet ds = new DataSet();
sda.Fill(ds);
GridView1.DataSource = ds;
GridView1.DataBind();
}
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