public ActionResult myTable(int getID)
{
    List<info> myList = new List<info>();
    string constr = ConfigurationManager.ConnectionStrings["ConString"].ConnectionString;
    using (MySqlConnection con = new MySqlConnection(constr))
    {
        string query = "SELECT name, age, address, status FROM Details WHERE id = "+ getID;
        using (MySqlCommand cmd = new MySqlCommand(query))
        {
            cmd.Connection = con;
            con.Open();
            using (MySqlDataReader sdr = cmd.ExecuteReader())
            {
                while (sdr.Read())
                {
                    try
                    {
                        myList.Add(new info
                        {
                            name = sdr["name"].ToString(),
                            age = sdr["age"].ToString(),
                            address = sdr["address"].ToString(),
                            status = sdr["status"].ToString(),

                        });
                    }
                    catch (Exception)
                    {
                        myList.Add(new info
                        {
                            name = ""
                            age = ""
                            address = ""
                            status = ""
                        });
                    }
                }
            }
            con.Close();
        }
    }

    return Json(myList, JsonRequestBehavior.AllowGet);
}

function exportTable(){
    var getID = document.getElementById("id").value

    $.ajax({
            url: '/Home/myTable',
            type: 'GET',
            data: {
                'id': getID,
            },

            success: function (data) {
                alert(data) //---> Build export logic here

            },
            error: function (jqXhr, textStatus, errorThrown) {
                alert(errorThrown);
            }
        });
 }