java随机生成十六进制颜色
1 public static void main(String[] args) {2
3 String r,g,b;
4 Random random = new Random();
5 r = Integer.toHexString(random.nextInt(256)).toUpperCase();
6 g = Integer.toHexString(random.nextInt(256)).toUpperCase();
7 b = Integer.toHexString(random.nextInt(256)).toUpperCase();
8
9 r = r.length()==1 ? "0" + r : r ;
10 g = g.length()==1 ? "0" + g : g ;
11 b = b.length()==1 ? "0" + b : b ;
12
13 System.out.println( r+g+b);;
14
15 }
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