CodeGid

public interface ITest
{
/// <summary>
/// проверка экземпляра типа Dictionary на заполенность
/// </summary>
public bool Пустой  => System.Convert.ToInt32(this.GetType().GetProperty("Count").GetValue(this))== 0;
}

public class Test:Dictionary<uint,string> ITest{
}

ITest Ex= new Test();
Debug.log(Ex.Пустой);

using UnityEngine;
namespace test2208041738
{
    public interface ITest
    {
        public byte Prop1
        {
            get;
            set;
        }
        public string Prop2
        {
            get;
            set;
        }
public void Method_props_assign() => this.Method(2, "hello");

public (byte, string) Method(byte Prop1, string Prop2) => (this.Prop1 = Prop1, this.Prop2 = Prop2);
}
    public class Test : ITest
    {
        private byte _prop1;
        private string _prop2;
        
        public byte Prop1
        {
            get => _prop1;
            set => _prop1 = value;
        }
        public string Prop2
        {
            get => _prop2;
            set => _prop2 = value;
        }
        static public void test()
        {
            ITest t = new Test();
            t.Method_props_assign();
            Debug.Log(t.Prop1 + "," + t.Prop2);
        }
    }
}