// 参数：A B C
using System;
public class CommandLine
{
  public static void Main(string[] args)
  {
    // Length 属性用于获取数组的长度。
    // 注意，Length 是只读属性：
    Console.WriteLine("Number of command line parameters = {0}", args.Length);
    for(int i = 0; i < args.Length; i++)
    {
      Console.WriteLine("Arg[{0}] = [{1}]", i, args[i]);
    }
  }
}

// 参数：John Paul Mary
using System;
public class CommandLine2
{
  public static void Main(string[] args)
  {
    Console.WriteLine("Number of command line parameters = {0}", args.Length);
    foreach(string s in args)
    {
     Console.WriteLine(s);
    }
  }
}