//生成十位数奖品兑换码
public static void test13() throws Exception{
int count = 10;
String str="0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
StringBuilder sb = new StringBuilder();
Random r = new Random(System.currentTimeMillis());
for (int i = 0; i < count; i++) {
int d =r.nextInt(62);
sb.append(str.charAt(d));
}
System.out.println(sb.toString());
}
内容全部来源于网络收集，如有侵权，请联系网站删除：QQ：24596024