摘要： 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.t... 阅读全文