using System;

using System.Diagnostics;

using System.Linq;

using System.Reflection;

​

public class BaseClass

{

    public int MyProperty { get; set; }

    public int a { get; set; }

}

​

public class DerivedClass : BaseClass

{

    public new string MyProperty { get; set; }

    public int b { get; set; }

}

​

class Program

{

    static void Main()

    {

        Type type = typeof(DerivedClass);

        string path = "MyProperty";

        int iterations = 100000;

​

        // Benchmark first code snippet

        Stopwatch stopwatch1 = Stopwatch.StartNew();

        for (int i = 0; i < iterations; i++)

        {

            PropertyInfo[] infos = type.GetProperties();

            PropertyInfo info = infos.FirstOrDefault(p => p.Name.Equals(path, StringComparison.OrdinalIgnoreCase));

        }

        stopwatch1.Stop();

        Console.WriteLine($"First code snippet time: {stopwatch1.ElapsedMilliseconds} ms");

​

        // Benchmark second code snippet

        Stopwatch stopwatch2 = Stopwatch.StartNew();

        for (int i = 0; i < iterations; i++)

        {

            PropertyInfo info = null;

            try

            {

                info = type.GetProperty(path);

            }

            catch (AmbiguousMatchException)

            {

                info = type.GetProperty(path, BindingFlags.Instance | BindingFlags.Public | BindingFlags.DeclaredOnly);

            }

        }

        stopwatch2.Stop();

        Console.WriteLine($"Second code snippet time: {stopwatch2.ElapsedMilliseconds} ms");

    }

}