Search data from db according to parameters given in textbox

Satyapriyanayak
Posted by Satyapriyanayak under ASP.NET category on | Points: 40 | Views : 703
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="Gridview_search._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:Label ID="Label1" runat="server" Text="Enter FName City or State"></asp:Label>
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
<asp:Button ID="btn_search" runat="server" onclick="btn_search_Click"
Text="Search" />
<asp:GridView ID="GridView1" runat="server">
</asp:GridView>
</div>

</form>
</body>
</html>



using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Data.SqlClient;
namespace Gridview_search
{
public partial class _Default : System.Web.UI.Page
{
string connStr = ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
SqlDataAdapter ad = new SqlDataAdapter();
SqlCommand cmd = new SqlCommand();
SqlDataAdapter sqlda;
DataSet ds;
string str;

protected void btn_search_Click(object sender, EventArgs e)
{
SqlConnection conn = new SqlConnection(connStr);
conn.Open();
str = "select * from Vendor where VendorFName = '" + TextBox1.Text + "' or VendorCity='" + TextBox1.Text + "' or VendorState='" + TextBox1.Text + "'";
cmd = new SqlCommand(str, conn);
sqlda = new SqlDataAdapter(cmd);
ds = new DataSet();
sqlda.Fill(ds, "Vendor");
conn.Close();
GridView1.DataSource = ds;
GridView1.DataMember = "Vendor";
GridView1.DataBind();
}
}
}

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