var resultBytes = JsonSerializer.SerializeToUtf8Bytes(data,
                    new JsonSerializerOptions { WriteIndented = false, IgnoreNullValues = true });

var data = JsonSerializer.Deserialize<T>(new ReadOnlySpan<byte>(resultBytes));

dotnet restore
setx DOTNET_HOST_PATH "%ProgramFiles%\dotnet\dotnet.exe" /M
dotnet tool uninstall --global dotnet-outdated
dotnet tool update --global dotnet-outdated-tool
dotnet outdated -u
dotnet restore
pause

2019-06-14T02:30:04.0576719Z

'Full date'

    "yyyy'-'MM'-'dd"

"'Full date''T''Hour'':''Minute'"

    "yyyy'-'MM'-'dd'T'HH':'mm"

"'Full date''T''Partial time'"

    "yyyy'-'MM'-'dd'T'HH':'mm':'ss" (The Sortable ("s") Format Specifier)
    "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'FFFFFFF"

"'Full date''T''Time hour'':''Minute''Time offset'"

    "yyyy'-'MM'-'dd'T'HH':'mmZ"
    "yyyy'-'MM'-'dd'T'HH':'mm('+'/'-')HH':'mm"

'Date time'

    "yyyy'-'MM'-'dd'T'HH':'mm':'ssZ"
    "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'FFFFFFFZ"
    "yyyy'-'MM'-'dd'T'HH':'mm':'ss('+'/'-')HH':'mm"
    "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'FFFFFFF('+'/'-')HH':'mm"

https://localhost:44393/time?time=2019-06-14T02:30:04.0576719Z

Model-bound value is: 2019-06-13T19:30:04.0576719-07:00, Kind is: Local

[BindProperty, DisplayFormat(DataFormatString = "{0:yyyy-MM-ddTHH:mm}", ApplyFormatInEditMode = true)]
public DateTime DateTime { get; set; }

DateTime: <input asp-for="DateTime"  asp-format="{0:yyyy-MM-ddTHH:mm}" />

PropertyInfo propertyInfo = typeof(Person).GetProperty(nameof(User.Name));
propertyInfo.SetValue(user, "edited");
Console.WriteLine(user.Name); // Print "edited"

public static bool IsInitOnly(this PropertyInfo propertyInfo)
{
    MethodInfo setMethod = propertyInfo.SetMethod;
    if (setMethod == null)
        return false;
var isExternalInitType = typeof(System.Runtime.CompilerServices.IsExternalInit);
    return setMethod.ReturnParameter.GetRequiredCustomModifiers().Contains(isExternalInitType);
}

PropertyInfo propertyInfo = typeof(Person).GetProperty(nameof(Person.Name));
var isInitOnly = propertyInfo.IsInitOnly();

using System;

namespace CS9Features
{
    public static class ModernizingACodebase
    {
        public static void PropertyPatternToReplaceIsNullorEmpty1()
        {
            string hello = null;

            // Old approach
            if (!string.IsNullOrEmpty(hello))
            {
                Console.WriteLine($"{hello} has {hello.Length} letters.");
            }

            // New approach, with a property pattern
            if (hello is { Length: > 0 })
            {
                Console.WriteLine($"{hello} has {hello.Length} letters.");
            }
        }

        public static void PropertyPatternToReplaceIsNullorEmpty2()
        {
            // For arrays
            var greetings = new string[2];
            greetings[0] = "Hello world";
            greetings = null;

            // Old approach
            if (greetings != null && !string.IsNullOrEmpty(greetings[0]))
            {
                Console.WriteLine($"{greetings[0]} has {greetings[0].Length} letters.");
            }

            // New approach
            if (greetings?[0] is { Length: > 0 } hi)
            {
                Console.WriteLine($"{hi} has {hi.Length} letters.");
            }
        }
    }
}

{
    // Use IntelliSense to find out which attributes exist for C# debugging
    // Use hover for the description of the existing attributes
    // For further information visit https://github.com/OmniSharp/omnisharp-vscode/blob/master/debugger-launchjson.md
    "version": "0.2.0",
    "configurations": [
        {
            "name": ".NET Core Launch (console)",
            "type": "coreclr",
            "request": "launch",
            "preLaunchTask": "build",
            // If you have changed target frameworks, make sure to update the program path.
            "program": "${workspaceFolder}/bin/Debug/netcoreapp3.1/EFCoreDbFunctionsSample.dll",
            "args": [],
            "cwd": "${workspaceFolder}",
            // For more information about the 'console' field, see https://aka.ms/VSCode-CS-LaunchJson-Console
            "console": "internalConsole",
            "stopAtEntry": false,
            "justMyCode": false,
            "symbolOptions": {
                "searchMicrosoftSymbolServer": true
            },
            "suppressJITOptimizations": true,
            "env": {
                "COMPlus_ZapDisable": "1"
            }
        },
        {
            "name": ".NET Core Attach",
            "type": "coreclr",
            "request": "attach",
            "processId": "${command:pickProcess}"
        }
    ]
}

Loaded 'C:\Program Files\dotnet\shared\Microsoft.NETCore.App\3.1.8\System.Private.CoreLib.dll'. Symbols loaded.
Loaded 'D:\Prog\1399\EFCoreDbFunctionsSample\bin\Debug\netcoreapp3.1\EFCoreDbFunctionsSample.dll'. Symbols loaded.
.
.
.
Loaded 'D:\Prog\1399\EFCoreDbFunctionsSample\bin\Debug\netcoreapp3.1\EFCoreSecondLevelCacheInterceptor.dll'. Symbols loaded.
.
.
.