randomcharactertest.java

来自「项目实战」· Java 代码 · 共 44 行

import java.util.Random;
class CharacterGenerate{
	Random rand;
	CharacterGenerate(){
		rand=new Random();
	}
	void generate(){
		double randomNumber;
		double randomSetup;
		char randomCharacter;
		System.out.print("\n*****************************************************");
		System.out.print("生成随机字符 &检查是否为元音字母");
		System.out.print("\n*****************************************************");
		for(int ctr=0;ctr<10;ctr++){
			randomNumber=rand.nextDouble();
			randomSetup=(randomNumber*26+'A');
			randomCharacter=(char)randomSetup;
			System.out.println();
			System.out.println("生成的随机数"+randomNumber);
			System.out.println("计算后,其值为:"+randomSetup);
			System.out.println("字符为"+randomCharacter+":");
			switch(randomCharacter){
				case 'A':
				case 'E':
				case 'I':
				case 'O':
				case 'U':System.out.print("元音字母");
						 break;
				default:System.out.print("辅音字母");
			}
			System.out.println();
		}
		System.out.print("**************************************");
		System.out.print("\n");
	}
}
class RandomCharatertest{
	protected RandomCharatertest(){
	}
	public static void main(String[] args){
		CharacterGenerate characterObj=new CharacterGenerate();
		characterObj.generate();
	}
}