badcel

F: Object, T: Known = Known Type
F: Known, T: Object = Known Type

badcel

using System;

public class Program
{
	static void Main()
	{
		var obj = new Program();
		if (obj.GetType() is {Name: "Program"})
		{
			Console.WriteLine("Pattern found");

badcel

using System;
using System.Runtime.InteropServices;

namespace Test
{
    internal static class Program
    {
        private static void Main(string[] args)
        {
            Console.WriteLine(Marshal.SizeOf<Test1>() + "-" + Marshal.SizeOf<Test2>() + "-" + (Marshal.SizeOf<Test2>() == Marshal.SizeOf<Test2>()));

badcel

#nullable enable
using System;

namespace test
{
    public class Test : Base
    {
        //Why does the flow analysies does not catch this warning?
        //Warning: Non-nullable property 'MyProperty' is uninitialized. Consider declaring the property as nullable.
        public string MyProperty { get; set; }

badcel

using System;

namespace switchexpression
{
    public interface IData 
    {
        string? Text{get;}
    }
    public class Data : IData
    {