JAVA 各种数值类型最大值和最小值 Int, short, char, long, float,&nbs
2014-08-29 16:36
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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("floatmax="+fmax);
System.out.println("floatmin="+fmin);
System.out.println("doublemax="+dmax);
System.out.println("doublemax="+dmin);
System.out.println("bytemax="+bmax);
System.out.println("bytemin="+bmin);
System.out.println("charmax="+cmax);
System.out.println("charmin="+cmin);
System.out.println("shortmax="+shmax);
System.out.println("shortmin="+shmin);
System.out.println("intmax="+imax);
System.out.println("intmin="+imin);
System.out.println("longmax="+lmax);
System.out.println("longmin="+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("floatmax="+fmax);
System.out.println("floatmin="+fmin);
System.out.println("doublemax="+dmax);
System.out.println("doublemax="+dmin);
System.out.println("bytemax="+bmax);
System.out.println("bytemin="+bmin);
System.out.println("charmax="+cmax);
System.out.println("charmin="+cmin);
System.out.println("shortmax="+shmax);
System.out.println("shortmin="+shmin);
System.out.println("intmax="+imax);
System.out.println("intmin="+imin);
System.out.println("longmax="+lmax);
System.out.println("longmin="+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。
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