C#实现根据银行卡卡号判断银行名

 class Program
 {
   static void Main(string[] args)
   {
     while (true)
     {
       Console.WriteLine("输入银行卡号：\n");
       var cardStr = Console.ReadLine();
       if (cardStr == null) continue;

       var cardNumber = cardStr.ToCharArray();
       var name = BankInfo.GetBankName(cardNumber); //获取银行卡的信息
       Console.WriteLine(name);
     }      
   }
 }