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import java.util.*;

/**

* Description:

* <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>

* <br/>Copyright (C), 2001-2016, Yeeku.H.Lee

* <br/>This program is protected by copyright laws.

* <br/>Program Name:

* <br/>Date:

* @author Yeeku.H.Lee kongyeeku@163.com

* @version 1.0

*/

public class RandomTest

{

public static void main(String[] args)

{

Random rand = new Random();

System.out.println("rand.nextBoolean()："

+ rand.nextBoolean());

byte[] buffer = new byte[16];

rand.nextBytes(buffer);

System.out.println(Arrays.toString(buffer));

// 生成0.0~1.0之间的伪随机double数

System.out.println("rand.nextDouble()："

+ rand.nextDouble());

// 生成0.0~1.0之间的伪随机float数

System.out.println("rand.nextFloat()："

+ rand.nextFloat());

// 生成平均值是 0.0，标准差是 1.0的伪高斯数

System.out.println("rand.nextGaussian()："

+ rand.nextGaussian());

// 生成一个处于int整数取值范围的伪随机整数

System.out.println("rand.nextInt()：" + rand.nextInt());

// 生成0~26之间的伪随机整数

System.out.println("rand.nextInt(26)：" + rand.nextInt(26));

// 生成一个处于long整数取值范围的伪随机整数

System.out.println("rand.nextLong()：" + rand.nextLong());

}

}