JAVA包

文件目錄:java

passivePrintwindows

  |__myprintapp

    |__myprint.javaspa

  |__transfercode

    |__transfer.javablog

1 public class myprint{
2     public static void main(String[] args){
3         System.out.println("hello world  first happy ");
4     }
5     void printhello(){
6         System.out.println("hello world second happy ");
7     }
8 }
1 public class transfer{
2     public static void main(String[] args){
3         myprint s = new myprint();
4         s.printhello();
5     }
6 }

在transfer目錄下執行:javac -classpath ../myprint transfer.javaclass

passivePrintstatic

  |__myprintdi

    |__myprint.java文件

    |__myprint.class

  |__transfer

    |__transfer.java

    |__transfer.class

在transfer目錄下運行:java -classpath .:../myprint transfer

answer:hello world second happy

在linxu下,路徑用:分隔

在windows 用;分隔

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