摘要: class Student { private String stuno; private String name; private float math; private float english; private float computer; public Student(){ } publ 阅读全文
posted @ 2016-03-21 22:49 jiajiefeng 阅读(169) 评论(1) 推荐(0) 编辑
摘要: 例3.1 class DataDemo01{ public static void main(String[]args){ int num=99999999999999999999999;//定义整形变量,错误,超出长度范围 } } 例3.2 class DataDemo02{ public sta 阅读全文
posted @ 2016-03-07 20:32 jiajiefeng 阅读(198) 评论(0) 推荐(0) 编辑