摘要: 变量mynation从列表{"china","US","UK"}中随机取值 String[] nation = new String[]{"china","US","UK"}; Random random = new Random(); int i = random.nexInt(nation.le 阅读全文
posted @ 2021-12-08 15:42 海之悦 阅读(984) 评论(0) 推荐(0) 编辑