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package fengkuangjiangyijava; import java.util.*; public class TestCollection { /** * @param args */ public static void main(String[] args) { //TODO Auto-g
package cn.itcast.liukong; public class TestThis { public void jump(){ System.out.println("it's jumping now!"); } public void run(){ jump();
静态导入与枚举 1.package cn.itcast.day1; //普通导入、import static import static java.lang.Math.max;//静态导入的是某个方法, public class StaticImport { public static void main(String[]args){ int x=1
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