#region 12_正则表达式之替换02
            string xmsg = "马荣宋哲是08/01/2016年私奔的，08/13/2016王开始诉讼的，希望狗男女01/31/2017被法半";
            xmsg = Regex.Replace(xmsg, @"(\d{2})/(\d{2})/(\d{4})","$3年$1月$2日");
            Console.WriteLine(xmsg);
            Console.ReadKey();
            #endregion