using System.Collections.Generic;
public int A { get; set; }
public string C { get; set; }
public string D = "test";
public string E { get; set; }
public static void Out_Type_1(List<Type_1> t)
$"A={item.A}({item.A.GetType()}), " +
$"B={item.B}({item.B.GetType()}), " +
$"C={item.C}({item.C.GetType()}), " +
$"D={item.D}({item.D.GetType()}), " +
$"E={item.E}({item.E.GetType()})"
public static void Main()
var a = new List<Type_1>() {