move the items by using the json

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="_2905json_passing.WebForm1" %>

Bind Dropdownlist json

aspx.cs code

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;

using System.Collections.Generic;

using System.Web.Services;

using Newtonsoft.Json;

using System.Web.Script.Serialization;

namespace _2905json_passing

{

public partial class WebForm1 : System.Web.UI.Page

{

protected void Page_Load(object sender, EventArgs e)

{

var data = BindDropdownlist();

DropDownList1.DataSource = data;

DropDownList1.DataBind();

DropDownList1.Items.Insert(0, "Select name");

}

public static string[] BindDropdownlist()

{

SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["conn"].ConnectionString);

DataTable dt = new DataTable();

SqlDataAdapter da = new SqlDataAdapter("Select Name from Customers", con);

da.Fill(dt);

return dt.AsEnumerable().Select(k => k[0] + "").ToArray();

}

public static string Getdata(string Names)

{

if(BindDropdownlist().Contains(Names))

{

SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["conn"].ConnectionString);

SqlCommand cmd =new SqlCommand("select * from Customers" + Names ,con);

SqlDataAdapter da=new SqlDataAdapter(cmd);

DataTable dt=new DataTable();

da.Fill(dt);

string jsdata=JsonConvert.SerializeObject(dt);

return jsdata;

}

else

return "Names are not showing";

}

2 Replies

Know the answer? Post it — somebody with the same question will find it here.

chandra sekhar9y ago
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="_2905json_passing.WebForm1" %>
Bind Dropdownlist json

aspx.cs code

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;
using System.Collections.Generic;
using System.Web.Services;
using Newtonsoft.Json;
using System.Web.Script.Serialization;
namespace _2905json_passing
{
public partial class WebForm1 : System.Web.UI.Page
{

protected void Page_Load(object sender, EventArgs e)
{
var data = BindDropdownlist();
DropDownList1.DataSource = data;
DropDownList1.DataBind();
DropDownList1.Items.Insert(0, "Select name");
}
public static string[] BindDropdownlist()
{
SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["conn"].ConnectionString);
DataTable dt = new DataTable();
SqlDataAdapter da = new SqlDataAdapter("Select Name from Customers", con);
da.Fill(dt);
return dt.AsEnumerable().Select(k => k[0] + "").ToArray();
}

public static string Getdata(string Names)
{
if(BindDropdownlist().Contains(Names))
{
SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["conn"].ConnectionString);
SqlCommand cmd =new SqlCommand("select * from Customers" + Names ,con);
SqlDataAdapter da=new SqlDataAdapter(cmd);
DataTable dt=new DataTable();
da.Fill(dt);
string jsdata=JsonConvert.SerializeObject(dt);
return jsdata;
}
else
return "Names are not showing";
}
}
}
Nilesh Shah9y ago
JSON is not a programming language, so your statement to develop everything in "JSON only" is wrong. You may be doing that programming in JS - JavaScript

please post what you have done till now, and what problem you are facing to move ahead, then someone can help you