随便写一个，java生成随机数字 - jam

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Random random = new Random();
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String sRand = "";
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for (int i = 0; i < 4; i++) {
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String rand = String.valueOf(random.nextInt(10));
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sRand += rand;
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}
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System.out.println("4 random number is "+sRand);

posted on 2005-08-04 14:43 jam 阅读(630) 评论(1) 编辑收藏

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# re:2，java0到9 2008-03-07 08:57 | 代伟

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