啊啊啊 

 1 public class TestRandom {
 2     public static void main(String[] args) {
 3         System.out.println(getRandomCharacter('0', '9'));
 4         System.out.println(getRandomCharacter('a', 'z'));
 5         System.out.println(getRandomCharacter('A', 'Z'));
 6         System.out.println(getRandomCharacter('\u0000', '\uFFFF'));
 7     }
 8     
 9     /**
10      * 每一个字符都有唯一的统一码；在0到十六进制FFFF（即十进制65535）之间。
11      * */
12     public static char getRandomCharacter(char ch1, char ch2) {
13         return (char)(ch1 + Math.random() * (ch2 - ch1 + 1));
14     }
15 }
View Code

 

阿斯蒂芬阿萨asadfasdf 

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public class TestRandom {
    public static void main(String[] args) {
        System.out.println(getRandomCharacter('0', '9'));
        System.out.println(getRandomCharacter('a', 'z'));
        System.out.println(getRandomCharacter('A', 'Z'));
        System.out.println(getRandomCharacter('\u0000', '\uFFFF'));
    }
    
    /**
     * 每一个字符都有唯一的统一码；在0到十六进制FFFF（即十进制65535）之间。
     * */
    public static char getRandomCharacter(char ch1, char ch2) {
        return (char)(ch1 + Math.random() * (ch2 - ch1 + 1));
    }
}

 

posted @ 2017-11-17 14:23  AlbertZhe  阅读(174)  评论(0)    收藏  举报