摘要: package test; import java.util.UUID; public class Uuid { public static void main(String[] args) { UUID uuid = UUID.randomUUID(); System.out.println(uuid); //157f... 阅读全文
posted @ 2018-08-06 10:39 wuyueping 阅读(102) 评论(0) 推荐(0) 编辑