.netcore json configuration using appsettings.json.

Nuget package required for configuration

• Microsoft.Extensions.Configuration (2.0.0)
• Microsoft.Extensions.Configuration.Json (2.0.0)

Code that is required in your main() 

var builder = new ConfigurationBuilder()
        .SetBasePath(Directory.GetCurrentDirectory())
        .AddJsonFile("appsettings.json");

    var configuration = builder.Build();