JAVA 各种数值类型最大值和最小值 Int, short, char, long, float,&nbs
2016-05-29 02:12
776 查看
代码片段:
byte bmax, bmin;
short shmax, shmin;
char cmax, cmin;
int imax, imin;
long lmax,lmin;
float fmax,fmin;
double dmax,dmin;
fmax = Float.MAX_VALUE;
fmin = Float.MIN_VALUE;
dmax = Double.MAX_VALUE;
dmin = Double.MIN_VALUE;
bmax = Byte.MAX_VALUE;
bmin = Byte.MIN_VALUE;
cmax = Character.MAX_VALUE;
cmin = Character.MIN_VALUE;
shmax = Short.MAX_VALUE;
shmin = Short.MIN_VALUE;
imax = Integer.MAX_VALUE;
imin = Integer.MIN_VALUE;
lmax = Long.MAX_VALUE;
lmin = Long.MIN_VALUE;
System.out.println("float max="+fmax);
System.out.println("float min="+fmin);
System.out.println("double max="+dmax);
System.out.println("double max="+dmin);
System.out.println("byte max="+bmax);
System.out.println("byte min="+bmin);
System.out.println("char max="+cmax);
System.out.println("char min="+cmin);
System.out.println("short max="+shmax);
System.out.println("short min="+shmin);
System.out.println("int max="+imax);
System.out.println("int min="+imin);
System.out.println("long max="+lmax);
System.out.println("long min="+lmin);
输出:
float max=3.4028235E38
float min=1.4E-45
double max=1.7976931348623157E308
double max=4.9E-324
byte max=127
byte min=-128
char max=?
char min=
short max=32767
short min=-32768
int max=2147483647
int min=-2147483648
long max=9223372036854775807
long min=-9223372036854775808
说明:
实际上是每种类型的Container类定义的常量。
byte bmax, bmin;
short shmax, shmin;
char cmax, cmin;
int imax, imin;
long lmax,lmin;
float fmax,fmin;
double dmax,dmin;
fmax = Float.MAX_VALUE;
fmin = Float.MIN_VALUE;
dmax = Double.MAX_VALUE;
dmin = Double.MIN_VALUE;
bmax = Byte.MAX_VALUE;
bmin = Byte.MIN_VALUE;
cmax = Character.MAX_VALUE;
cmin = Character.MIN_VALUE;
shmax = Short.MAX_VALUE;
shmin = Short.MIN_VALUE;
imax = Integer.MAX_VALUE;
imin = Integer.MIN_VALUE;
lmax = Long.MAX_VALUE;
lmin = Long.MIN_VALUE;
System.out.println("float max="+fmax);
System.out.println("float min="+fmin);
System.out.println("double max="+dmax);
System.out.println("double max="+dmin);
System.out.println("byte max="+bmax);
System.out.println("byte min="+bmin);
System.out.println("char max="+cmax);
System.out.println("char min="+cmin);
System.out.println("short max="+shmax);
System.out.println("short min="+shmin);
System.out.println("int max="+imax);
System.out.println("int min="+imin);
System.out.println("long max="+lmax);
System.out.println("long min="+lmin);
输出:
float max=3.4028235E38
float min=1.4E-45
double max=1.7976931348623157E308
double max=4.9E-324
byte max=127
byte min=-128
char max=?
char min=
short max=32767
short min=-32768
int max=2147483647
int min=-2147483648
long max=9223372036854775807
long min=-9223372036854775808
说明:
实际上是每种类型的Container类定义的常量。
相关文章推荐
- Java类的实例化过程
- 自动装配引起的Spring注入错误
- 四种生成和解析XML文档的方法详解(介绍+优缺点比较+示例)
- 学习javaweb的时候遇到的坑
- spring自定参数绑定----日期自动绑定
- Spring与JMX集成
- eclipse没有(添加)"Dynamic Web Project"选项的方法
- java布局学习 (三)
- Spring之JMX
- ZooKeeper源码导入Eclipse
- ubuntu eclipse如何导入项目
- java中几个常见的基础问题
- Java中关于链表的基本操作
- spring通过annotation注解注册MBean到JMX实现监控java运行状态
- ubuntu 增加eclipse桌面快捷方式
- Java EE 远程客户的访问EJB实现实例(GlassFish)
- JAVA面向对象--ComputerOperation(实例)
- Java语言一些记录
- 在执行Java命令或eclipse启动程序,提示报错’jvm.cfg无法找到’的解决办法
- Struts2-Struts2标签