note

C# CommandLineParser

下载：

https://www.nuget.org/packages/CommandLineParser/

使用：

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public class Options
{
  [Option('i', "input", Required = true, HelpText = "help text")]
  public string input { get; set; }

  [Option('o', "output", Required = true, HelpText = "help text")]
  public string output { get; set; }
}
static void Main(string[] args)
{
  Parser.Default.ParseArguments<Options>(args)
    .WithNotParsed(errs => HandleErrors(errs))
    .WithParsed(opts => RunOptions(opts));
}