摘要: public static bool CheckVin(string vin) { if (vin == null || vin.Length != 17) return false; int symbol, weight, verify, sum = 0; bool isRepeat = true 阅读全文
posted @ 2019-06-28 17:26 沈三公子 阅读(1926) 评论(0) 推荐(0)