JAVA DOS命令运行文本java文件

public class Helloword
{
   public static void main(String args[])
   {
    System.out.println("Welcome to Java!");
   }
}

C:\Users\**\Desktop\**\cs>javac -d . Helloword.java

C:\Users\**\Desktop\**\cs>java Helloword
Welcome to Java!