void Main()
{
    var salerIncomeList = new List<object>();   
  var objitem = new
  {
  realname = "aaa",//item.realName,
  username="bbb",//item.userName,
  commision="ccc"//income,

  };
  salerIncomeList.Add(objitem);
  
  foreach(var obj in salerIncomeList)
  {
  System.Reflection.PropertyInfo propertyInfo=obj.GetType().GetProperty("realname");
  Console.WriteLine(propertyInfo.GetValue(obj,null).ToString());  //aaa
  }
}