public class Shujuzhuanhuan2
{
public static void main(String[] args)
{
//byte的取值范围: -128~127
byte b=200;
System.out.println(b);
}
}
public class Shujuzhuanhuan2
{
public static void main(String[] args)
{
//byte的取值范围: -128~127
byte b=(byte)200;
System.out.println(b);
}
}
public class Shujuzhuanhuan2
{
public static void main(String[] args)
{
short s=123;
int i=50000;
s=i;
System.out.println(s);
}
}
public class Shujuzhuanhuan2
{
public static void main(String[] args)
{
short s=123;
int i=50000;
s=i;
System.out.println(s);
}
}
public class Shujuzhuanhuan2
{
public static void main(String[] args)
{
long l=123456;
long l2=8888888888;
System.out.println(l2);
}
}
public class Shujuzhuanhuan2
{
public static void main(String[] args)
{
long l=123456;
long l2=8888888888L;
System.out.println(l2);
}
}
8888888888的数据类型默认为int型,数据超出int数据类型的长度。
public class Shujuzhuanhuan2
{
public static void main(String[] args)
{
float f=12.345;
System.out.println(f);
}
}
public class Shujuzhuanhuan2
{
public static void main(String[] args)
{
float f=12.345f;
System.out.println(f);
}
}