java八大基本类型
public class Name08 {
public static void main(String[] args) {
//byte 1byte = 8 bit; 一个字节是8个bit
//short = 2byte;
//int = 4byte;
//long = 8byte;
//float = 4byte;
//double = 8byte;
//boolean = 1byte;
//char = 2byte;
//整型 int short byte long后需要加l
//浮点型 float double
//字符型 char
//布尔值 boolean
// 定义包叫package 导入import 包
}
}