a bug on con.Open()

Jul 16 2013 10:30 AM

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>how to show data in dropdownlist from database in asp.net</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<b>Selected UserName:</b>
<asp:DropDownList ID="ddlCountry" runat="server" />
</div>
</form>
</body>
</html>
/////////////////////
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
BindContrydropdown();
}
}
/// <summary>
/// Bind COuntrydropdown
/// </summary>
protected void BindContrydropdown()
{
//conenction path for database
using (SqlConnection con = new SqlConnection("Data Source=localhost\sqlexpress;Integrated Security=true;Initial Catalog=Mfwamba"))
{
con.Open();
SqlCommand cmd = new SqlCommand("Select UserId,UserName FROM UserInformation", con);
SqlDataAdapter da = new SqlDataAdapter(cmd);
DataSet ds = new DataSet();
da.Fill(ds);
ddlCountry.DataSource = ds;
ddlCountry.DataTextField = "UserName";
ddlCountry.DataValueField = "UserId";
ddlCountry.DataBind();
ddlCountry.Items.Insert(0, new ListItem("--Select--", "0"));
con.Close();
}
}

Answers (2)

a bug on con.Open()

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