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Java 列出数据类型的最大值

欢马劈雪

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列出数据类型的最大值

实例源码：

源代码：

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public class MaxVariablesDemo {

public static void main(String args[]) {
//来自 时代Java公众号 - N o w J a  v a . c o m

//integers

byte largestByte = Byte.MAX_VALUE;

short largestShort = Short.MAX_VALUE;

int largestInteger = Integer.MAX_VALUE;

long largestLong = Long.MAX_VALUE;

//real numbers

float largestFloat = Float.MAX_VALUE;

double largestDouble = Double.MAX_VALUE;

//other primitive types

char aChar = 'S';

boolean aBoolean = true;

//Display them all.

System.out/**来 自 时 代 J     a    v  a - nowjava.com**/

.println("The largest byte value is " + largestByte + ".");

System.out.println("The largest short value is " + largestShort

+ ".");

System.out.println("The largest integer value is " + largestInteger

+ ".");

System.out

.println("The largest long value is " + largestLong + ".");

System.out.println("The largest float value is " + largestFloat

+ ".");

System.out.println("The largest double value is " + largestDouble

+ ".");

if (Character.isUpperCase(aChar)) {

System.out.println("The character " + aChar + " is uppercase.");

} else {

System.out.println("The character " + aChar + " is lowercase.");

}

System.out.println("The value of aBoolean is " + aBoolean + ".");

}

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编辑于 2020-03-26 09:23:272020-03-26 09:23:27

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