Unity Interface test

using UnityEngine;
using System.Collections;

public interface IMyInterface
{
    string MyString { get; set; }
}

public class InterfaceTest : MonoBehaviour, IMyInterface
{
    private string _myString = "";
    public string MyString
    {
        get
        {
            return _myString;
        }
        set
        {
            _myString = value;
        }
    }

    private void Start()
    {
        IMyInterface myInterface = GetComponent<IMyInterface>();
        myInterface.MyString = "Test";
        Debug.Log(string.Format("Interface property string : {0}, local property : {1}", myInterface.MyString, MyString));
    }

}