摘要: 下面通过例子看看:一. keySet()方式。 Map<String, String> map = new HashMap<String, String>(); map.put("01", "zhangsan"); map.put("02", "lisi"); map.put("03", "wang 阅读全文
posted @ 2018-11-14 21:10 令狐る侠 阅读(12702) 评论(0) 推荐(4) 编辑
摘要: public class MainFrame extends JFrame { private JButton printButton = new JButton("打印"); private JButton suspendButton = new JButton("暂停"); private JLabel printText = new JLabel("模拟小票打印... 阅读全文
posted @ 2018-11-14 20:49 令狐る侠 阅读(517) 评论(0) 推荐(0) 编辑