// @nuget: Z.Expressions.Eval

​

using System;

using System.Collections.Generic;

using Z.Expressions;

​

public class Program

{

    public static void Main()

    {

        var oldObj = new OldObj();

        var obj = new Obj() { ValueList = new List<ObjValue>() { new ObjValue(111), new ObjValue(222), new ObjValue(333), new ObjValue(444), new ObjValue(555) }};

        for (var i = 0; i < obj.ValueList.Count; i++)

        {

          var runCode = Eval.Execute("oldObj.Mod" + (i+1) + " = obj.ValueList["+i+"].Value;", new { oldObj, obj});

        }

        FiddleHelper.Dump(oldObj);

    }

    public class Obj

    {

        public List<ObjValue> ValueList;

    }

    public class ObjValue

    {

        public ObjValue(int value)

        {

            Value = value;

        }

        public int Value { get; set; }

    }

    public class OldObj

    {

        public int Mod1 { get; set; }

        public int Mod2 { get; set; }

        public int Mod3 { get; set; }

        public int Mod4 { get; set; }

        public int Mod5 { get; set; }

    }

}