System类 访问系统属性 - 遍历 package org.zln.usefulclass.system; import java.util.Properties; /** * Created by sherry on 000024/6/24 23:08. */ public class TestSystemProperty { public static void main(String[] args) { //showSystemProperties(); /*获取某个系统属性*/ Sy…
该博客仅专为我的小伙伴提供参考而附加,没空加上代码具体解析,望各位谅解 1. 使用类String类的分割split 将字符串 “Solutions to selected exercises can be found in the electronic document The Thinking in Java Annotated Solution Guide, available for a small fee from BruceEckel” 单词提取输出.单词以空格或,分割. pack…