How to analyze the package keyword of a Java package

How to analyze the package keyword of Java package, I believe many inexperienced people don't know what to do about it. Therefore, this paper summarizes the causes and solutions of the problem. Through this article, I hope you can solve this problem.

A bag is actually a folder 1. Right-click on the new package com.pack1 Eclipse project-> New-> Package, and then create a new Person class package com.pack1;import com.pack2.Wallet; / / folder path com/pack2/Walletpublic class Person {public Person () {Wallet w = new Wallet (); System.out.println (w.getMoney ()) under com.pack1) } public static void main (String [] args) {new Person ();}} 2. Create a new package com.pack2 create a new Wallet class package com.pack2;public class Wallet {private double money; public void setMoney (double money) {this.money = money;} public double getMoney () {return this.money;}} under the com.pack2 package run result: 0.0 after reading the above, do you know how to analyze the package keyword of the Java package? If you want to learn more skills or want to know more about it, you are welcome to follow the industry information channel, thank you for reading!