using System;

using Microsoft.Extensions.Logging;

using Microsoft.Extensions.Logging.Console;

public class HelloWorld {

    public static void Main(string[] args) {

        ILoggerFactory loggerFactory = LoggerFactory.Create(builder => builder.AddConsole());

        ILogger logger = loggerFactory.CreateLogger<HelloWorld>();

​

        try {

            logger.LogInformation("This is log message.");

            throw new InvalidOperationException("descriptive stuff");

        }

        catch (Exception e)

        {

            logger.LogError(e, "Uhandled exception in Main(): {type}", e.GetType());

        }

    }

}

​