Dropdownlist how to set the first value as null value in ASP.net

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I had a dropdown bind which always selects the first value from the bound data, how to set the first value as "null value" can any 1 helps me

C#

void dropdown_bind()
  {

      adp = new SqlDataAdapter("sp_dropdownbind", con);
      adp.SelectCommand.CommandType = CommandType.StoredProcedure;
      ds = new DataSet();
      adp.Fill(ds);

      ddlTypeid.DataTextField = "Name";
      ddlTypeid.DataSource = ds.Tables[0];
      ddlTypeid.DataBind();

      ddlproductid.DataTextField = "ProductName";
      ddlproductid.DataSource = ds.Tables[1];
      ddlproductid.DataBind();


  }

Posted 12-Jul-13 0:02am

kesav prakash

Updated 12-Jul-13 0:23am

v2

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Sushil Mate · Accepted Answer · 2013-07-12T00:23:00

Solution 1

C#

<asp:dropdownlist id="DropDownList2" runat="server" appenddatabounditems="true" xmlns:asp="#unknown">
 
<asp:listitem selected="True" text="" value=""></asp:listitem>
 
</asp:dropdownlist>

Posted 12-Jul-13 0:23am

Sushil Mate

Comments

kesav prakash 12-Jul-13 6:28am

Thank u sushil i got the Right one

Sushil Mate 12-Jul-13 6:28am

your welcome

kesav prakash 12-Jul-13 7:05am

i posted the new question name
how to set the NULL value while insertion when DB datatype is integer
kindly answer for that