Select and insert one value from CheckBoxList values into database

Satyapriyanayak
Posted by Satyapriyanayak under ASP.NET category on | Points: 40 | Views : 955
In this blog we will know how to insert CheckBoxList values into database.
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="Checkboxlist_values_into_database._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>
<script type="text/javascript">
function selectone(chk)
{
var chkList = chk.parentNode.parentNode.parentNode;
var chks = chkList.getElementsByTagName("input");
for(var i=0;i<chks.length;i++)
{
if(chks[i] != chk && chk.checked)
{
chks[i].checked=false;
}
}
}

function Validate(source, args)
{
var chkList= document.getElementById ('<%= nationality_chk.ClientID %>');
var chkListinputs = chkList.getElementsByTagName("input");
for(var i=0;i<chkListinputs .length;i++)
{
if(chkListinputs [i].checked)
{
args.IsValid = true;
return;
}
}
args.IsValid = false;
}

</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<table align="center">
<tr>
<td colspan="2">
<h3>
Registraion</h3>
</td>
</tr>
<tr>
<td>
Name:</td>
<td>
<asp:TextBox ID="txtName" runat="server"></asp:TextBox>
</td>
<td><asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server" ErrorMessage="Enter Name" ControlToValidate="txtName"></asp:RequiredFieldValidator> </td>
</tr>
<tr>
<td>
Email</td>
<td>
<asp:TextBox ID="txtEmail" runat="server"></asp:TextBox>
</td>
<td><asp:RequiredFieldValidator ID="RequiredFieldValidator3" runat="server" ErrorMessage="Enter Email" ControlToValidate="txtEmail"></asp:RequiredFieldValidator> </td>
<td> <asp:RegularExpressionValidator ID="RegularExpressionValidator1" runat="server" ErrorMessage="Invaid Email" ValidationExpression="\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*" ControlToValidate="txtEmail"></asp:RegularExpressionValidator> </td>

</tr>
<tr>
<td>
Nationality</td>
<td>
<asp:CheckBoxList ID="nationality_chk" runat="server"
RepeatDirection="Horizontal">
<asp:ListItem>Indian</asp:ListItem>
<asp:ListItem>Foreigner</asp:ListItem>

</asp:CheckBoxList></td>
<td><asp:CustomValidator runat="server" ID="cvlist" ClientValidationFunction="Validate" ErrorMessage="Please check Atleast one" ></asp:CustomValidator></td>

</tr>
<tr>
<td align="center" colspan="2">
<asp:Button ID="btn_register" runat="server" Text="Register"
onclick="btn_register_Click"/>

</td>
</tr>
<tr>
<td align="center" colspan="2">
<asp:Label ID="lblmsg" runat="server"></asp:Label>
</td>
</tr>
</table>
</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 Checkboxlist_values_into_database
{
public partial class _Default : System.Web.UI.Page
{
string strConnString = ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
SqlCommand com;

protected void btn_register_Click(object sender, EventArgs e)
{
SqlConnection con = new SqlConnection(strConnString);
com = new SqlCommand();
com.Connection = con;
com.CommandType = CommandType.Text;
com.CommandText = "insert into login values(@Name,@Email,@nationality)";
com.Parameters.Clear();
com.Parameters.AddWithValue("@Name", txtName.Text);
com.Parameters.AddWithValue("@Email", txtEmail.Text);
com.Parameters.AddWithValue("@nationality", nationality_chk.SelectedValue);
if (con.State == ConnectionState.Closed)
con.Open();
com.ExecuteNonQuery();
con.Close();
lblmsg.Text = "Data entered successfully!!!";
clear();
}
private void clear()
{

txtEmail.Text = "";
txtName.Text = "";
nationality_chk.ClearSelection();
}

protected void Page_Load(object sender, EventArgs e)
{
for (int i = 0; i < nationality_chk.Items.Count; i++)
{
nationality_chk.Items[i].Attributes.Add("onclick", "selectone(this)");
}
}
}
}

Comments or Responses

Login to post response