How to show dropdownlist item in another page in a lable by querystring in asp.net

Question

i have a dropdownlist and the no.of items are present.my question is when i select the item this item will show in another page in a lable by querystring in asp.net with c# language with example and code?

Satyapriya Nayak · Answer

Hi Ranjan Untitled Page onselectedindexchanged=DropDownList1_SelectedIndexChanged> 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 Dropdownlist_querystring { public partial class test1 : System.Web.UI.Page { string strConnString = ConfigurationManager.ConnectionStrings[ConnectionString].ConnectionString; string str; SqlCommand com; protected void Page_Load(object sender EventArgs e) { if (!IsPostBack) { binddrop(); } } private void binddrop() { DropDownList1.AutoPostBack = true; SqlConnection con = new SqlConnection(strConnString); if (!IsPostBack) { DropDownList1.Items.Add(Choose empid); con.Open(); str = select * from employee; com = new SqlCommand(str con); SqlDataReader reader = com.ExecuteReader(); while (reader.Read()) { DropDownList1.Items.Add(reader[empid].ToString()); } reader.Close(); con.Close(); } } protected void DropDownList1_SelectedIndexChanged(object sender EventArgs e) { Response.Redirect(test2.aspx?empid= + DropDownList1.SelectedItem.Text + ); } } } Untitled Page Empname:   Empaddress:   Empsal:   Empphone:   Empfax:   Empcity:   Empstate:   Empzip:   Emplic:   Empstatus:   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 Dropdownlist_querystring { public partial class test2 : System.Web.UI.Page { string strConnString = ConfigurationManager.ConnectionStrings[ConnectionString].ConnectionString; string str; string s1; SqlCommand com; protected void Page_Load(object sender EventArgs e) { try { SqlConnection con = new SqlConnection(strConnString); con.Open(); s1 = Request.QueryString[0]; str = select * from employee where empid=' + s1 + '; com = new SqlCommand(str con); SqlDataReader reader; reader = com.ExecuteReader(); if (reader.Read()) { Label1.Text = reader[empname].ToString(); Label2.Text = reader[empaddress].ToString(); Label3.Text = reader[empsal].ToString(); Label4.Text = reader[empphone].ToString(); Label5.Text = reader[empfax].ToString(); Label6.Text = reader[empcity].ToString(); Label7.Text = reader[empstate].ToString(); Label8.Text = reader[empzip].ToString(); Label9.Text = reader[emplic].ToString(); Label10.Text = reader[empstatus].ToString(); } } catch (Exception ex) { Response.Write(ex.Message); } } } } Thanks If this post helps you mark it as answer

ranjan sahoo · Answer

sir it is show only first item not any other

Alok Uniyal · Answer

Hello ranjan In first page: Item1 Item2 Item3 Item4 Code Behind string item=DDList.SelectedItem.Text; Responce.Redirect(~/SecondPage?itemname=+item); In second Page Code Behind: string item=Request.QueryString[itemname]; label1.Text=item;