JAVA控制台输出与输入

Java123456__

于 2022-05-31 17:01:56 发布

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文章标签：职场和发展 java

本文链接：https://blog.youkuaiyun.com/Java123456__/article/details/125066508

对话框输出


        JOptionPane.showMessageDialog(null,"hello world");
        JOptionPane.showMessageDialog(null, "再见","showuser",JOptionPane.ERROR_MESSAGE);

控制台输出颜色

   for (int i = 0; i < 6; i++) {
            System.out.printf("\033[%dm%s\033[0m%n", 30 + i, "hello");

控制台输入

   var sc = new Scanner(System.in);
        System.out.print("请输入姓名");
        String name = sc.nextLine();
        System.out.printf("%n欢迎你：%s。", name);