点击运行
import java.util.HashMap; public class Main { public static void main(String[] args) { HashMap<Integer, String> sites = new HashMap<>(); sites.put(1, "Google"); sites.put(2, "Jiyik"); sites.put(3, "Taobao"); System.out.println("HashMap: " + sites); // 复制 sites HashMap<Integer, String> cloneSites = (HashMap<Integer, String>)sites.clone(); System.out.println("Cloned HashMap: " + cloneSites); } }
运行结果 :
正在执行...
