how to read appsettings json in net core 3.1 console app code example

Example 1: appsettings in console application c#

<ItemGroup>
    <PackageReference Include="Microsoft.Extensions.Configuration" Version="3.1.3" />
    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="3.1.3" />
    <PackageReference Include="Microsoft.Extensions.Hosting" Version="3.1.3" />
</ItemGroup>

Example 2: appsettings in console application c#

using System;
using Microsoft.Extensions.Configuration;

namespace DiConsoleApp
{
    public class SomeService : ISomeService
    {
        IConfiguration configuration;

        public SomeService(IConfiguration configuration)
        {
            this.configuration = configuration;    
        }

        public void DoProcess()
        {
            var value = configuration["SomeKey"];
            Console.WriteLine("Value from the Config is: " + value);
        }
    }
}