HAP SO 35506865

CSharp · Console

/Program.cs

// @nuget: CommandLineParser -Version 2.3.0
using System;
using CommandLine;

namespace Cmd
{
    public class Program
    {
		public static void UseCase(int index, bool IgnoreUnknownArguments, string args)
		{
			Console.WriteLine("Case "+index);
			var parser = new Parser(with => 
                {
                    with.IgnoreUnknownArguments = IgnoreUnknownArguments;
                    with.HelpWriter = Console.Out;
                });

            var result = parser.ParseArguments<Options>(args.Split());
			result.WithParsed<Options>(options => options.Dump());
    		result.WithNotParsed<Options>(errs => errs.Dump());
		}
		
        public static void Main()
        {
			UseCase(1, false, "-i 1 -j");
			UseCase(2, true, "-i 1 -j");
			UseCase(3, true, "-i 1 abc");
        }
    }

    class Options {
        [Option('i', HelpText = "an int")]
        public int anInt { get; set; }
    }
}