maxvariablesdemo.java

来自「用于JSP1.0 开发的一个类似于动网的BBS论坛。 数据库是DB2＋JSP＋」· Java 代码 · 共 65 行

public class MaxVariablesDemo {

public static void main(String args[]) {

// 整型数

byte largestByte = Byte.MAX_VALUE;

short largestShort = Short.MAX_VALUE;

int largestInteger = Integer.MAX_VALUE;

long largestLong = Long.MAX_VALUE;



// 实型数

float largestFloat = Float.MAX_VALUE;

double largestDouble = Double.MAX_VALUE;



// 其它的数据类型：字符型和布尔型等等

char aChar = 'S';

boolean aBoolean = true;



// 将它们显示出来

System.out.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 upper case.");

} else {

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

}

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

}

}